Earl R. Wingrove

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Durham, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Electronic devices including indicator control circuits and related...
- Patent number 6,647,278
- Issue date Nov 11, 2003
- Ericsson Inc.
- John W. Mitten
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic devices including indicator control circuits and related...
- Patent number 6,445,935
- Issue date Sep 3, 2002
- Ericsson Inc.
- John W. Mitten
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Electronic devices including indicator control circuits and related...
- Publication number 20020077146
- Publication date Jun 20, 2002
- John W. Mitten
- H04 - ELECTRIC COMMUNICATION TECHNIQUE