Warren L. Williamson

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Indianapolis, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Organic light emitting diode array drive apparatus
- Patent number 5,719,589
- Issue date Feb 17, 1998
- Motorola, Inc.
- Michael P. Norman
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Duty cycle controller
- Patent number 4,453,590
- Issue date Jun 12, 1984
- Sun West Solar Systems, Inc.
- Robert A. Holliday
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Engine timing instrument
- Patent number 4,441,360
- Issue date Apr 10, 1984
- Creative Tool Company
- Daniel J. Dooley
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Peak detector for resolution enhancement of ultrasonic visualizatio...
- Patent number 4,234,937
- Issue date Nov 18, 1980
- Indianapolis Center for Advanced Research
- Reginald C. Eggleton
- G01 - MEASURING TESTING
Information Patent Grant
Peak detector for resolution enhancement of ultrasonic visualizatio...
- Patent number 4,074,223
- Issue date Feb 14, 1978
- Indianapolis Center for Advanced Research
- Reginald C. Eggleton
- G01 - MEASURING TESTING