KEITHLEY INSTRUMENTS, INC

Organization

CLEVELAND, OH, US

INSTRUMENTS FOR MEAS & TESTING OF ELECTRICITY & ELEC SIGNALS
Business Address
28775 AURORA RD SOLON OH 44139 2162480400
State Location
OH
State of Incorporation
OH

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Power source with error detection
- Patent number 11,971,434
- Issue date Apr 30, 2024
- KEITHLEY INSTRUMENTS, LLC
- William C. Weeman
- G01 - MEASURING TESTING
Information Patent Grant
Triaxial power and control systems and methods
- Patent number 11,959,937
- Issue date Apr 16, 2024
- Keithley Instruments, LLC
- Matthew Alan Holtz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Interconnect system with high current and low leakage capability
- Patent number 11,927,605
- Issue date Mar 12, 2024
- KEITHLEY INSTRUMENTS, LLC
- Gregory Sobolewski
- G01 - MEASURING TESTING
Information Patent Grant
Expanded shunt current source
- Patent number 11,853,089
- Issue date Dec 26, 2023
- KEITHLEY INSTRUMENTS, LLC
- Wayne C. Goeke
- G05 - CONTROLLING REGULATING
Information Patent Grant
Estimation of unknown electronic load
- Patent number 11,768,248
- Issue date Sep 26, 2023
- KEITHLEY INSTRUMENTS, LLC
- William C. Weeman
- G01 - MEASURING TESTING
Information Patent Grant
User interface and method to configure sourcing and measurement timing
- Patent number 11,755,440
- Issue date Sep 12, 2023
- KEITHLEY INSTRUMENTS, LLC
- Jeffrey J. Trgovich
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Pulsed high current technique for characterization of device under...
- Patent number 11,705,894
- Issue date Jul 18, 2023
- KEITHLEY INSTRUMENTS, LLC
- Gregory Sobolewski
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-stage current measurement architecture
- Patent number 11,668,733
- Issue date Jun 6, 2023
- KEITHLEY INSTRUMENTS, LLC
- Mark D. Zimmerman
- G01 - MEASURING TESTING
Information Patent Grant
Safety adapter for electrical connectors
- Patent number 11,522,312
- Issue date Dec 6, 2022
- KEITHLEY INSTRUMENTS, LLC
- Matthew Alan Holtz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fast current transient suppression in a test system
- Patent number 11,444,451
- Issue date Sep 13, 2022
- KEITHLEY INSTRUMENTS, LLC
- Arthur Sypen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Test and measurement instrument having overpulsed power supply and...
- Patent number 11,385,261
- Issue date Jul 12, 2022
- KEITHLEY INSTRUMENTS, LLC
- James A. Niemann
- G01 - MEASURING TESTING
Information Patent Grant
Temperature and heat map system
- Patent number 11,105,689
- Issue date Aug 31, 2021
- KEITHLEY INSTRUMENTS, LLC
- George J. Polly
- G01 - MEASURING TESTING
Information Patent Grant
Non-linear active shunt ammeter
- Patent number 11,085,951
- Issue date Aug 10, 2021
- KEITHLEY INSTRUMENTS, LLC
- Wayne C. Goeke
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low noise power supply MOSFET gate drive scheme
- Patent number 11,088,609
- Issue date Aug 10, 2021
- KEITHLEY INSTRUMENTS, LLC
- Wayne C. Goeke
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Parallel trigger model for test and measurement instruments
- Patent number 11,061,077
- Issue date Jul 13, 2021
- KEITHLEY INSTRUMENTS, LLC
- Brian P. Frackelton
- G01 - MEASURING TESTING
Information Patent Grant
Probe card system for testing an integrated circuit
- Patent number 11,002,761
- Issue date May 11, 2021
- KEITHLEY INSTRUMENTS, LLC
- Vladimir V. Genkin
- G01 - MEASURING TESTING
Information Patent Grant
Measurement device display screen with a graphical user interface
- Patent number D917523
- Issue date Apr 27, 2021
- KEITHLEY INSTRUMENTS, LLC
- Lawrence J. Kizlik
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Gate charge measurements using two source measure units
- Patent number 10,962,585
- Issue date Mar 30, 2021
- KEITHLEY INSTRUMENTS, LLC
- Alexander N. Pronin
- G01 - MEASURING TESTING
Information Patent Grant
High performance current source power supply
- Patent number 10,802,520
- Issue date Oct 13, 2020
- KEITHLEY INSTRUMENTS, LLC
- Kevin Cawley
- G05 - CONTROLLING REGULATING
Information Patent Grant
Automatic device detection and connection verification
- Patent number 10,782,348
- Issue date Sep 22, 2020
- KEITHLEY INSTRUMENTS, LLC
- Gregory Sobolewski
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Source measure unit with guard drive circuit
- Patent number 10,763,808
- Issue date Sep 1, 2020
- KEITHLEY INSTRUMENTS, LLC
- James A. Niemann
- G01 - MEASURING TESTING
Information Patent Grant
Current leakage and charge injection mitigating solid state switch
- Patent number 10,725,105
- Issue date Jul 28, 2020
- KEITHLEY INSTRUMENTS, LLC
- Matthew Holtz
- G01 - MEASURING TESTING
Information Patent Grant
Low frequency impedance measurement with source measure units
- Patent number 10,677,828
- Issue date Jun 9, 2020
- Keithley Instruments, LLC
- Gregory Sobolewski
- G01 - MEASURING TESTING
Information Patent Grant
Nested ammeter
- Patent number 10,663,490
- Issue date May 26, 2020
- KEITHLEY INSTRUMENTS, LLC
- Wayne C. Goeke
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Rejection of mechanical vibration induced noise in electrical measu...
- Patent number 10,656,181
- Issue date May 19, 2020
- KEITHLEY INSTRUMENTS, LLC
- Gregory Sobolewski
- G01 - MEASURING TESTING
Information Patent Grant
Visually identifiable features for applications installed on electr...
- Patent number 10,627,988
- Issue date Apr 21, 2020
- KEITHLEY INSTRUMENTS, LLC
- George J. Polly
- G01 - MEASURING TESTING
Information Patent Grant
Calibration for common mode current
- Patent number 10,514,434
- Issue date Dec 24, 2019
- KEITHLEY INSTRUMENTS, LLC
- Benjamin J. Yurick
- G01 - MEASURING TESTING
Information Patent Grant
High-speed high-resolution digital-to-analog converter
- Patent number 10,484,002
- Issue date Nov 19, 2019
- KEITHLEY INSTRUMENTS, LLC
- William C. Weeman
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Determination and rendering of scan groups
- Patent number 10,462,541
- Issue date Oct 29, 2019
- KEITHLEY INSTRUMENTS, LLC
- Brian P. Frackelton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Display screen with a graphical user interface for a measurement de...
- Patent number D861710
- Issue date Oct 1, 2019
- KEITHLEY INSTRUMENTS, LLC
- Brian P. Frackelton
- D14 - Recording, communication, or information retrieval equipment

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Patents Applicationslast 30 patents

Information Patent Application
CORRECTING FOR LOAD RESISTANCE WHEN MAKING I-V MEASUREMENTS WITH CO...
- Publication number 20240036101
- Publication date Feb 1, 2024
- KEITHLEY INSTRUMENTS, LLC
- Alexander N. Pronin
- G01 - MEASURING TESTING
Information Patent Application
LOW CURRENT LEAKAGE MEASUREMENT ON A HIGH CURRENT UNIFIED STATIC AN...
- Publication number 20230408577
- Publication date Dec 21, 2023
- KEITHLEY INSTRUMENTS, LLC
- Gregory Sobolewski
- G01 - MEASURING TESTING
Information Patent Application
ESTIMATION OF UNKNOWN ELECTRONIC LOAD
- Publication number 20230393213
- Publication date Dec 7, 2023
- KEITHLEY INSTRUMENTS, LLC
- William C. Weeman
- G01 - MEASURING TESTING
Information Patent Application
COMBINING SAMPLING ANALOG-TO-DIGITAL CONVERTER WITH CONTINUOUSLY IN...
- Publication number 20230308106
- Publication date Sep 28, 2023
- KEITHLEY INSTRUMENTS, LLC
- Wayne C. Goeke
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DIGITAL LOOP DUAL-STAGE SOURCE MEASURE UNIT
- Publication number 20230296660
- Publication date Sep 21, 2023
- KEITHLEY INSTRUMENTS, LLC
- Wayne C. Goeke
- G01 - MEASURING TESTING
Information Patent Application
HIGH CURRENT EXTENSION FOR A DUAL-STAGE SOURCE MEASURE UNIT
- Publication number 20230288448
- Publication date Sep 14, 2023
- KEITHLEY INSTRUMENTS, LLC
- Wayne C. Goeke
- G01 - MEASURING TESTING
Information Patent Application
SOLDERLESS HIGH CURRENT, HIGH VOLTAGE, HIGH BANDWIDTH TEST FIXTURE
- Publication number 20230251311
- Publication date Aug 10, 2023
- KEITHLEY INSTRUMENTS, LLC
- Gregory Sobolewski
- G01 - MEASURING TESTING
Information Patent Application
HIGH-DENSITY MULTI-CHANNEL POWER SUPPLY IN A TEST AND MEASUREMENT I...
- Publication number 20230253887
- Publication date Aug 10, 2023
- KEITHLEY INSTRUMENTS, LLC
- Benjamin J. Yurick
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
RESOURCE ALLOCATION IN A TEST INSTRUMENT NETWORK
- Publication number 20230224233
- Publication date Jul 13, 2023
- KEITHLEY INSTRUMENTS, LLC
- Todd A. Hayes
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIRECT INSTRUMENT-TO-INSTRUMENT COMMUNICATION WITHOUT USING A SYSTE...
- Publication number 20230115051
- Publication date Apr 13, 2023
- KEITHLEY INSTRUMENTS, LLC
- Gregory Roberts
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SAFETY CONTAINER FOR HIGH POWER DEVICE TESTING OVER A RANGE OF TEMP...
- Publication number 20220381813
- Publication date Dec 1, 2022
- KEITHLEY INSTRUMENTS, LLC
- Aaron Ferguson
- G01 - MEASURING TESTING
Information Patent Application
POWER SOURCE WITH ERROR DETECTION
- Publication number 20220350352
- Publication date Nov 3, 2022
- KEITHLEY INSTRUMENTS, LLC
- William C. Weeman
- G01 - MEASURING TESTING
Information Patent Application
USER INTERFACE AND METHOD TO CONFIGURE SOURCING AND MEASUREMENT TIMING
- Publication number 20220334938
- Publication date Oct 20, 2022
- KEITHLEY INSTRUMENTS, LLC
- Jeffrey J. Trgovich
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
UNIFIED MEASUREMENT SYSTEM FOR STATIC AND DYNAMIC CHARACTERIZATION...
- Publication number 20220291278
- Publication date Sep 15, 2022
- KEITHLEY INSTRUMENTS, LLC
- Gregory Sobolewski
- G01 - MEASURING TESTING
Information Patent Application
TRIAXIAL POWER AND CONTROL SYSTEMS AND METHODS
- Publication number 20210172977
- Publication date Jun 10, 2021
- KEITHLEY INSTRUMENTS, LLC
- Matthew Alan Holtz
- G01 - MEASURING TESTING
Information Patent Application
SAFETY ADAPTER FOR ELECTRICAL CONNECTORS
- Publication number 20210175657
- Publication date Jun 10, 2021
- KEITHLEY INSTRUMENTS, LLC
- Matthew Alan Holtz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PULSED HIGH CURRENT TECHNIQUE FOR CHARACTERIZATION OF DEVICE UNDER...
- Publication number 20210067147
- Publication date Mar 4, 2021
- KEITHLEY INSTRUMENTS, LLC
- Gregory Sobolewski
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
EXPANDED SHUNT CURRENT SOURCE
- Publication number 20210026386
- Publication date Jan 28, 2021
- KEITHLEY INSTRUMENTS, LLC
- Wayne C. Goeke
- G01 - MEASURING TESTING
Information Patent Application
ESTIMATION OF UNKNOWN ELECTRONIC LOAD
- Publication number 20200400751
- Publication date Dec 24, 2020
- KEITHLEY INSTRUMENTS, LLC
- William C. Weeman
- G01 - MEASURING TESTING
Information Patent Application
INTERCONNECT SYSTEM WITH HIGH CURRENT AND LOW LEAKAGE CAPABILITY
- Publication number 20200386790
- Publication date Dec 10, 2020
- KEITHLEY INSTRUMENTS, LLC
- Gregory Sobolewski
- G01 - MEASURING TESTING
Information Patent Application
FAST CURRENT TRANSIENT SUPPRESSION IN A TEST SYSTEM
- Publication number 20200244064
- Publication date Jul 30, 2020
- KEITHLEY INSTRUMENTS, LLC
- Arthur Sypen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MULTI-STAGE CURRENT MEASUREMENT ARCHITECTURE
- Publication number 20200150153
- Publication date May 14, 2020
- KEITHLEY INSTRUMENTS, LLC
- Mark D. Zimmerman
- G01 - MEASURING TESTING
Information Patent Application
Test and Measurement Instrument Having Overpulsed Power Supply and...
- Publication number 20200132726
- Publication date Apr 30, 2020
- KEITHLEY INSTRUMENTS, LLC
- James A. Niemann
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SOURCE MEASURE UNIT WITH GUARD DRIVE CIRCUIT
- Publication number 20200106410
- Publication date Apr 2, 2020
- KEITHLEY INSTRUMENTS, LLC
- James A. Niemann
- G01 - MEASURING TESTING
Information Patent Application
Gate Charge Measurements Using Two Source Measure Units
- Publication number 20190346501
- Publication date Nov 14, 2019
- KEITHLEY INSTRUMENTS, LLC
- Alexander N. Pronin
- G01 - MEASURING TESTING
Information Patent Application
NON-LINEAR ACTIVE SHUNT AMMETER
- Publication number 20190339305
- Publication date Nov 7, 2019
- KEITHLEY INSTRUMENTS, LLC
- Wayne C. Goeke
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Current Leakage And Charge Injection Mitigating Solid State Switch
- Publication number 20190101591
- Publication date Apr 4, 2019
- KEITHLEY INSTRUMENTS, LLC
- Matthew Holtz
- G01 - MEASURING TESTING
Information Patent Application
Probe Card System Having A Dielectric Fluid Dispenser
- Publication number 20190064216
- Publication date Feb 28, 2019
- KEITHLEY INSTRUMENTS, LLC
- Vladimir V. Genkin
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
Probe Card System for Testing an Integrated Circuit
- Publication number 20190033343
- Publication date Jan 31, 2019
- KEITHLEY INSTRUMENTS, LLC
- Vladimir V. Genkin
- G01 - MEASURING TESTING
Information Patent Application
DETERMINATION AND RENDERING OF SCAN GROUPS
- Publication number 20180278489
- Publication date Sep 27, 2018
- Keithley Instruments, LLC
- Brian P. Frackelton
- G06 - COMPUTING CALCULATING COUNTING

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Trademarklast 30 trademarks

Information Trademark
90618413 - PULSEMETER
- Serial number 90618413
- Filing date Apr 1, 2021
- Keithley Instruments, LLC
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
88621465
- Serial number 88621465
- Registration number 6036635
- Filing date Sep 18, 2019
- Keithley Instruments LLC
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
87113289 - CLARIUS
- Serial number 87113289
- Registration number 6091219
- Filing date Jul 22, 2016
- Keithley Instruments LLC
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
86470661 - SMARTSCALE
- Serial number 86470661
- Registration number 4852954
- Filing date Dec 3, 2014
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
86434293 - SEGMENT ARB
- Serial number 86434293
- Registration number 5038757
- Filing date Oct 24, 2014
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
85841181 - TOUCH, TEST, INVENT
- Serial number 85841181
- Registration number 4430053
- Filing date Feb 5, 2013
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
85837932 - TRIGGERFLOW
- Serial number 85837932
- Registration number 4430047
- Filing date Jan 31, 2013
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
85540067 - INTUITOUCH
- Serial number 85540067
- Filing date Feb 10, 2012
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
85385197 - KEITHLEYCARE
- Serial number 85385197
- Registration number 4265316
- Filing date Jul 29, 2011
- Keithley Instruments, Inc.
- 37 - Building construction
Information Trademark
77133147 - SEGMENT ARB
- Serial number 77133147
- Registration number 3463438
- Filing date Mar 16, 2007
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
78593528 - TSP-LINK
- Serial number 78593528
- Registration number 3389795
- Filing date Mar 23, 2005
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
78593520 - TSP
- Serial number 78593520
- Registration number 3389794
- Filing date Mar 23, 2005
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
78593539 - LABTRACER
- Serial number 78593539
- Registration number 3140452
- Filing date Mar 23, 2005
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75741519 - WHEN THE MEASUREMENT MATTERS
- Serial number 75741519
- Registration number 2840493
- Filing date Jun 30, 1999
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75337832 - SMARTCONFIGURATION
- Serial number 75337832
- Filing date Aug 8, 1997
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75337833 - COMMENGINE
- Serial number 75337833
- Filing date Aug 8, 1997
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75242912 - SMARTDAQ
- Serial number 75242912
- Filing date Feb 18, 1997
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75207832 - POWER=WORK TIME
- Serial number 75207832
- Filing date Dec 4, 1996
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75207833 - TIME=WORK POWER
- Serial number 75207833
- Filing date Dec 4, 1996
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75207834 - TRIAD ACCREDIT
- Serial number 75207834
- Registration number 2173827
- Filing date Dec 4, 1996
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75207835 - WORK = POWER X TIME
- Serial number 75207835
- Filing date Dec 4, 1996
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74714847 - QUANTOX
- Serial number 74714847
- Registration number 2056726
- Filing date Aug 14, 1995
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74679998 - SOURCEMETER
- Serial number 74679998
- Registration number 2042389
- Filing date May 25, 1995
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74592857 - DMMCARD
- Serial number 74592857
- Filing date Oct 31, 1994
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74566700 - VTX
- Serial number 74566700
- Registration number 2046941
- Filing date Aug 29, 1994
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74566607 - VISUAL TEST EXTENSIONS
- Serial number 74566607
- Registration number 2002172
- Filing date Aug 29, 1994
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74507579 - SPECDIRECT
- Serial number 74507579
- Registration number 1925793
- Filing date Mar 31, 1994
- Keithley Instruments, Inc.
- 35 - Advertising
Information Trademark
74502559 - VISUALDAS
- Serial number 74502559
- Filing date Mar 21, 1994
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74503665 - DASCARD
- Serial number 74503665
- Registration number 2006593
- Filing date Mar 21, 1994
- Keithley Instruments, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
72164250 - KEITHLEY
- Serial number 72164250
- Registration number 773168
- Filing date Mar 8, 1963
- Keithley Instruments, Inc.
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry

KEITHLEY INSTRUMENTS, INC

Organization

Business Address

State Location

State of Incorporation

Patents Grantslast 30 patents

Power source with error detection

Triaxial power and control systems and methods

Interconnect system with high current and low leakage capability

Expanded shunt current source

Estimation of unknown electronic load

User interface and method to configure sourcing and measurement timing

Pulsed high current technique for characterization of device under...

Multi-stage current measurement architecture

Safety adapter for electrical connectors

Fast current transient suppression in a test system

Test and measurement instrument having overpulsed power supply and...

Temperature and heat map system

Non-linear active shunt ammeter

Low noise power supply MOSFET gate drive scheme

Parallel trigger model for test and measurement instruments

Probe card system for testing an integrated circuit

Measurement device display screen with a graphical user interface

Gate charge measurements using two source measure units

High performance current source power supply

Automatic device detection and connection verification

Source measure unit with guard drive circuit

Current leakage and charge injection mitigating solid state switch

Low frequency impedance measurement with source measure units

Nested ammeter

Rejection of mechanical vibration induced noise in electrical measu...

Visually identifiable features for applications installed on electr...

Calibration for common mode current

High-speed high-resolution digital-to-analog converter

Determination and rendering of scan groups

Display screen with a graphical user interface for a measurement de...

Patents Applicationslast 30 patents

CORRECTING FOR LOAD RESISTANCE WHEN MAKING I-V MEASUREMENTS WITH CO...

LOW CURRENT LEAKAGE MEASUREMENT ON A HIGH CURRENT UNIFIED STATIC AN...

ESTIMATION OF UNKNOWN ELECTRONIC LOAD

COMBINING SAMPLING ANALOG-TO-DIGITAL CONVERTER WITH CONTINUOUSLY IN...

DIGITAL LOOP DUAL-STAGE SOURCE MEASURE UNIT

HIGH CURRENT EXTENSION FOR A DUAL-STAGE SOURCE MEASURE UNIT

SOLDERLESS HIGH CURRENT, HIGH VOLTAGE, HIGH BANDWIDTH TEST FIXTURE

HIGH-DENSITY MULTI-CHANNEL POWER SUPPLY IN A TEST AND MEASUREMENT I...

RESOURCE ALLOCATION IN A TEST INSTRUMENT NETWORK

DIRECT INSTRUMENT-TO-INSTRUMENT COMMUNICATION WITHOUT USING A SYSTE...

SAFETY CONTAINER FOR HIGH POWER DEVICE TESTING OVER A RANGE OF TEMP...

POWER SOURCE WITH ERROR DETECTION

USER INTERFACE AND METHOD TO CONFIGURE SOURCING AND MEASUREMENT TIMING

UNIFIED MEASUREMENT SYSTEM FOR STATIC AND DYNAMIC CHARACTERIZATION...

TRIAXIAL POWER AND CONTROL SYSTEMS AND METHODS

SAFETY ADAPTER FOR ELECTRICAL CONNECTORS

PULSED HIGH CURRENT TECHNIQUE FOR CHARACTERIZATION OF DEVICE UNDER...

EXPANDED SHUNT CURRENT SOURCE

ESTIMATION OF UNKNOWN ELECTRONIC LOAD

INTERCONNECT SYSTEM WITH HIGH CURRENT AND LOW LEAKAGE CAPABILITY

FAST CURRENT TRANSIENT SUPPRESSION IN A TEST SYSTEM

MULTI-STAGE CURRENT MEASUREMENT ARCHITECTURE

Test and Measurement Instrument Having Overpulsed Power Supply and...

SOURCE MEASURE UNIT WITH GUARD DRIVE CIRCUIT

Gate Charge Measurements Using Two Source Measure Units

NON-LINEAR ACTIVE SHUNT AMMETER

Current Leakage And Charge Injection Mitigating Solid State Switch

Probe Card System Having A Dielectric Fluid Dispenser

Probe Card System for Testing an Integrated Circuit

DETERMINATION AND RENDERING OF SCAN GROUPS

Trademarklast 30 trademarks

90618413 - PULSEMETER

88621465

87113289 - CLARIUS

86470661 - SMARTSCALE

86434293 - SEGMENT ARB

85841181 - TOUCH, TEST, INVENT

85837932 - TRIGGERFLOW

85540067 - INTUITOUCH

85385197 - KEITHLEYCARE

77133147 - SEGMENT ARB

78593528 - TSP-LINK

78593520 - TSP