Herman Vis

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Santa Rosa, CA, US

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Patents Grantslast 30 patents

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
Subscriber loop feed apparatus
- Patent number 4,197,431
- Issue date Apr 8, 1980
- Digital Telephone Systems, Inc.
- Herman Vis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for configuring a network appliance
- Publication number 20060041420
- Publication date Feb 23, 2006
- Threshold Corporation
- James T. Martin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE