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David T. Engquist
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Portland, OR, US
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Patents Grants
last 30 patents
Information
Patent Grant
Tip cable component of a measurement probe head assembly
Patent number
D992437
Issue date
Jul 18, 2023
Tektronix, Inc.
David Thomas Engquist
D10 - Measuring, testing, or signalling instruments
Information
Patent Grant
Thermal management system for a test-and-measurement probe
Patent number
11,578,925
Issue date
Feb 14, 2023
Tektronix, Inc.
Julie A. Campbell
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Measurement probe head assembly
Patent number
D947693
Issue date
Apr 5, 2022
Tektronix, Inc.
David Thomas Engquist
D10 - Measuring, testing, or signalling instruments
Information
Patent Grant
Shielded probe tip interface
Patent number
10,753,961
Issue date
Aug 25, 2020
Tektronix, Inc.
Michael J. Mende
G01 - MEASURING TESTING
Information
Patent Grant
Cable assembly with spine for instrument probe
Patent number
10,228,390
Issue date
Mar 12, 2019
Tektronix, Inc.
James H. McGrath
G01 - MEASURING TESTING
Information
Patent Grant
Measurement system with controller and sensor head
Patent number
D808832
Issue date
Jan 30, 2018
Tektronix, Inc.
David T. Engquist
D10 - Measuring, testing, or signalling instruments
Information
Patent Grant
Self-retaining via probe
Patent number
9,007,083
Issue date
Apr 14, 2015
Tektronix, Inc.
David T. Engquist
G01 - MEASURING TESTING
Information
Patent Grant
Controlled-impedance electronic board vias, method of forming the s...
Patent number
8,598,466
Issue date
Dec 3, 2013
Tektronix, Inc.
Brian S. Mantel
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High density logic analyzer probing system
Patent number
6,888,361
Issue date
May 3, 2005
Tektronix, Inc.
David T. Engquist
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and method for low-profile mounting of a multi-conductor...
Patent number
6,857,898
Issue date
Feb 22, 2005
Tektronix, Inc.
David T. Engquist
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Modular measurement instrument
Patent number
D444084
Issue date
Jun 26, 2001
Tektronix, Inc.
Jerry L. Wrisley
D10 - Measuring, testing, or signalling instruments
Information
Patent Grant
Modular measurement instrument
Patent number
D444086
Issue date
Jun 26, 2001
Tektronix, Inc.
Jerry L. Wrisley
D10 - Measuring, testing, or signalling instruments
Patents Applications
last 30 patents
Information
Patent Application
HIGH-IMPEDANCE DIFFERENTIAL FLEXIBLE PROBE TIP
Publication number
20240118314
Publication date
Apr 11, 2024
Tektronix, Inc.
Julie A. Campbell
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CUSTOMIZABLE SAFETY ENCLOSURE FOR A DEVICE UNDER TEST
Publication number
20240118336
Publication date
Apr 11, 2024
Tektronix, Inc.
David Thomas Engquist
G01 - MEASURING TESTING
Information
Patent Application
ISOLATED PROBE TIP
Publication number
20220349917
Publication date
Nov 3, 2022
Tektronix, Inc.
Daniel G. Knierim
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
THERMAL MANAGEMENT SYSTEM FOR A TEST-AND-MEASUREMENT PROBE
Publication number
20210148640
Publication date
May 20, 2021
Tektronix, Inc.
Julie A. Campbell
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
Shielded Probe Tip Interface
Publication number
20180328962
Publication date
Nov 15, 2018
Tektronix, Inc.
Michael J. Mende
G01 - MEASURING TESTING
Information
Patent Application
Cable Assembly With Spine For Instrument Probe
Publication number
20170045550
Publication date
Feb 16, 2017
Tektronix, Inc.
James H. McGrath
G01 - MEASURING TESTING
Information
Patent Application
SELF-RETAINING VIA PROBE
Publication number
20130033280
Publication date
Feb 7, 2013
Tektronix, Inc.
David T. ENGQUIST
G01 - MEASURING TESTING
Information
Patent Application
CONTROLLED-IMPEDANCE ELECTRONIC BOARD VIAS, METHOD OF FORMING THE S...
Publication number
20110240347
Publication date
Oct 6, 2011
Tektronix, Inc.
Brian S. MANTEL
G01 - MEASURING TESTING
Information
Patent Application
Apparatus and method for low-profile mounting of a multi-conductor...
Publication number
20040072468
Publication date
Apr 15, 2004
David T. Engquist
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR