Charles J. Walker

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Round Lake Beach, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Temperature-indicating field effect transistor
- Patent number 5,949,121
- Issue date Sep 7, 1999
- Motorola Inc.
- John R. Qualich
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Load driver with delayed turn-off
- Patent number 4,918,564
- Issue date Apr 17, 1990
- Motorola, Inc.
- Charles J. Walker
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER