UNITRODE CORPORATION

Organization

WATERTOWN, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for sensing the output voltage of a charge pump circuit with...
- Patent number 6,344,959
- Issue date Feb 5, 2002
- Unitrode Corporation
- Ciro W. Milazzo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Adaptive leading edge blanking circuit to eliminate spike on power...
- Patent number 6,144,245
- Issue date Nov 7, 2000
- Unitrode Corporation
- Laszlo Balogh
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multi-cell battery pack charge balancing circuit
- Patent number 6,114,835
- Issue date Sep 5, 2000
- Unitrode Corporation
- Burt L. Price
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Telephone line ring signal and DC power generator
- Patent number 6,115,469
- Issue date Sep 5, 2000
- Unitrode Corporation
- Dhaval Dalal
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Induction motor controller
- Patent number 5,969,498
- Issue date Oct 19, 1999
- Unitrode Corporation
- Philip Cooke
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Brushless DC motor controller
- Patent number 5,929,577
- Issue date Jul 27, 1999
- Unitrode Corporation
- Robert A. Neidorff
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
DC motor driver having output FETS that conduct to rectify output o...
- Patent number 5,886,487
- Issue date Mar 23, 1999
- Unitrode Corporation
- Joseph M. Khayat
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Controller for isolated boost converter with improved detection of...
- Patent number 5,847,942
- Issue date Dec 8, 1998
- Unitrode Corporation
- John P. Bazinet
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Bandgap voltage reference based temperature compensation circuit
- Patent number 5,767,664
- Issue date Jun 16, 1998
- Unitrode Corporation
- Burt L. Price
- G05 - CONTROLLING REGULATING
Information Patent Grant
Multiplexing power converter
- Patent number 5,751,139
- Issue date May 12, 1998
- Unitrode Corporation
- Mark George Jordan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply controller having frequency foldback and volt-second d...
- Patent number 5,710,697
- Issue date Jan 20, 1998
- Unitrode Corporation
- Philip R. Cooke
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Controller having feed-forward and synchronization features
- Patent number 5,691,889
- Issue date Nov 25, 1997
- Unitrode Corporation
- John P. Bazinet
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Apparatus and method for generating a low frequency AC signal
- Patent number 5,663,878
- Issue date Sep 2, 1997
- Unitrode Corporation
- Jimmy Aubrey Walker
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Voltage sensor for detecting cell voltages
- Patent number 5,652,501
- Issue date Jul 29, 1997
- Unitrode Corporation
- Winthrop H. McClure
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Digital to analog converter
- Patent number 5,648,780
- Issue date Jul 15, 1997
- Unitrode Corporation
- Robert Alan Neidorff
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
DC/DC converter having a bootstrapped high side driver
- Patent number 5,627,460
- Issue date May 6, 1997
- Unitrode Corporation
- John P. Bazinet
- G05 - CONTROLLING REGULATING
Information Patent Grant
Impedance emulator
- Patent number 5,585,741
- Issue date Dec 17, 1996
- Unitrode Corporation
- Mark Jordan
- G05 - CONTROLLING REGULATING
Information Patent Grant
Electronic circuit breaker
- Patent number 5,581,433
- Issue date Dec 3, 1996
- Unitrode Corporation
- Mark G. Jordan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery protector
- Patent number 5,581,170
- Issue date Dec 3, 1996
- Unitrode Corporation
- Robert A. Mammano
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Digital to analog coverter having multiple resistor ladder stages
- Patent number 5,554,986
- Issue date Sep 10, 1996
- Unitrode Corporation
- Robert A. Neidorff
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Off-line controller having a line voltage detector and a switched c...
- Patent number 5,532,626
- Issue date Jul 2, 1996
- Unitrode Corporation
- Joseph M. Khayat
- G01 - MEASURING TESTING
Information Patent Grant
Controllable bus terminator
- Patent number 5,521,528
- Issue date May 28, 1996
- Unitrode Corporation
- Robert A. Mammano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Battery charger circuit including battery temperature control
- Patent number 5,504,416
- Issue date Apr 2, 1996
- Unitrode Corporation
- Peter R. Holloway
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Programmable and stable threshold CMOS inverter
- Patent number 5,493,235
- Issue date Feb 20, 1996
- Unitrode Corporation
- Joseph M. Khayat
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low current bandgap reference voltage circuit
- Patent number 5,451,860
- Issue date Sep 19, 1995
- Unitrode Corporation
- Joseph M. Khayat
- G05 - CONTROLLING REGULATING
Information Patent Grant
Switching regulator with improved Dynamic response
- Patent number 5,422,562
- Issue date Jun 6, 1995
- Unitrode Corporation
- Robert A. Mammano
- G05 - CONTROLLING REGULATING
Information Patent Grant
Inverted epitaxial process semiconductor devices
- Patent number 5,416,354
- Issue date May 16, 1995
- Unitrode Corporation
- Scott C. Blackstone
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Voltage mode pulse width modulation controller
- Patent number 5,414,342
- Issue date May 9, 1995
- Unitrode Corporation
- Robert A. Mammano
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current source bus terminator with voltage clamping and steady stat...
- Patent number 5,414,583
- Issue date May 9, 1995
- Unitrode Corporation
- Mark Jordan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Push-pull amplifier
- Patent number 5,361,041
- Issue date Nov 1, 1994
- Unitrode Corporation
- Charles A. Lish
- H03 - BASIC ELECTRONIC CIRCUITRY

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Trademarklast 30 trademarks

Information Trademark
75447980 - UTR BENCHMARQ
- Serial number 75447980
- Filing date Mar 10, 1998
- Unitrode Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75447653 - UTR
- Serial number 75447653
- Filing date Mar 10, 1998
- Unitrode Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75319277 - HOT SWAP POWER MANAGER
- Serial number 75319277
- Filing date Jul 3, 1997
- Unitrode Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74198676 - POWERMITE
- Serial number 74198676
- Registration number 1796829
- Filing date Aug 26, 1991
- Unitrode Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73549603 - BISYN
- Serial number 73549603
- Registration number 1404687
- Filing date Jul 19, 1985
- UNITRODE CORPORATION
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73073017 - CHIPSTRATE
- Serial number 73073017
- Registration number 1045840
- Filing date Dec 29, 1975
- UNITRODE CORPORATION
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
72288389 - DOOR BELL
- Serial number 72288389
- Registration number 858221
- Filing date Jan 8, 1968
- UNITRODE CORPORATION
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
72251971 - U
- Serial number 72251971
- Registration number 840355
- Filing date Aug 8, 1966
- UNITRODE CORPORATION
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

UNITRODE CORPORATION

Organization

Patents Grantslast 30 patents

Method for sensing the output voltage of a charge pump circuit with...

Adaptive leading edge blanking circuit to eliminate spike on power...

Multi-cell battery pack charge balancing circuit

Telephone line ring signal and DC power generator

Induction motor controller

Brushless DC motor controller

DC motor driver having output FETS that conduct to rectify output o...

Controller for isolated boost converter with improved detection of...

Bandgap voltage reference based temperature compensation circuit

Multiplexing power converter

Power supply controller having frequency foldback and volt-second d...

Controller having feed-forward and synchronization features

Apparatus and method for generating a low frequency AC signal

Voltage sensor for detecting cell voltages

Digital to analog converter

DC/DC converter having a bootstrapped high side driver

Impedance emulator

Electronic circuit breaker

Battery protector

Digital to analog coverter having multiple resistor ladder stages

Off-line controller having a line voltage detector and a switched c...

Controllable bus terminator

Battery charger circuit including battery temperature control

Programmable and stable threshold CMOS inverter

Low current bandgap reference voltage circuit

Switching regulator with improved Dynamic response

Inverted epitaxial process semiconductor devices

Voltage mode pulse width modulation controller

Current source bus terminator with voltage clamping and steady stat...

Push-pull amplifier

Trademarklast 30 trademarks

75447980 - UTR BENCHMARQ

75447653 - UTR

75319277 - HOT SWAP POWER MANAGER

74198676 - POWERMITE

73549603 - BISYN

73073017 - CHIPSTRATE

72288389 - DOOR BELL

72251971 - U