John D. Graf

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Sunnyvale, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Sharing a single serial port between system remote access software...
- Patent number 6,192,423
- Issue date Feb 20, 2001
- Hewlett-Packard Company
- John D. Graf
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
FAX-telephone interface circuit
- Patent number 5,499,287
- Issue date Mar 12, 1996
- Hewlett-Packard Company
- Alan R. Beck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE