Ralph K. Davis

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Fremont, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Decorative wall plate switch mechanism for operating a toggle switch
- Patent number 6,534,734
- Issue date Mar 18, 2003
- Ralph K. Davis
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Decorative wall plate switch dimmer mechanism
- Patent number 6,459,250
- Issue date Oct 1, 2002
- Ralph K. Davis
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Variable power control lamp adapter
- Patent number 5,731,663
- Issue date Mar 24, 1998
- Ralph K. Davis
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Decorative wall plate mechanism for operating a switch
- Publication number 20030173199
- Publication date Sep 18, 2003
- Ralph K. Davis
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Decorative wall plate switch mechanism for receiving a toggle switch
- Publication number 20020134655
- Publication date Sep 26, 2002
- Ralph K. Davis
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DECORATIVE WALL PLATE SWITCH DIMMER MECHANISM
- Publication number 20020135346
- Publication date Sep 26, 2002
- Ralph K. Davis
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC