Robert R. Williams

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Green Camp Township, Marion County, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Fail-safe relay drive system for cooking apparatus
- Patent number 5,175,413
- Issue date Dec 29, 1992
- Whirlpool Corporation
- Ronald W. Holling
- G05 - CONTROLLING REGULATING
Information Patent Grant
Fault detecting membrane potentiometer switch
- Patent number 5,138,137
- Issue date Aug 11, 1992
- Whirlpool Corporation
- Ronald W. Holling
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Glass membrane keyboard switch assembly for domestic appliance
- Patent number 4,901,074
- Issue date Feb 13, 1990
- Whirlpool Corporation
- Richard E. Sinn
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Self-cleaning oven temperature control with multiple redundant oven...
- Patent number 4,852,544
- Issue date Aug 1, 1989
- Whirlpool Corporation
- Robert R. Williams
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Capacitive touch panel control
- Patent number 4,394,643
- Issue date Jul 19, 1983
- Whirlpool Corporation
- Robert R. Williams
- H03 - BASIC ELECTRONIC CIRCUITRY