John Henel

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Richmond, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Modular digital telephone system and method including an universal...
- Patent number 6,577,730
- Issue date Jun 10, 2003
- Teltronics, Inc.
- Stephen Weir
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Device and method for expanding legacy switches
- Patent number 6,570,981
- Issue date May 27, 2003
- Teltronics, Inc.
- Stephen Weir
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Timing and switching array and method
- Patent number 6,567,517
- Issue date May 20, 2003
- Teltronics, Inc.
- Stephen Weir
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Shelf driver unit and method
- Patent number 6,333,981
- Issue date Dec 25, 2001
- Harris Corporation
- Stephen Weir
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Modular digital telephone system and method including an universal...
- Patent number 6,330,328
- Issue date Dec 11, 2001
- Teltronics, Inc.
- Stephen Weir
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dynamically negotiated application program interface method
- Patent number 5,790,648
- Issue date Aug 4, 1998
- Harris Corporation
- Jason Mansfield Bailis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Computerized system for incoming calls
- Patent number 5,025,468
- Issue date Jun 18, 1991
- Harris Corporation
- Parminder S. Sikand
- H04 - ELECTRIC COMMUNICATION TECHNIQUE