Paul A. Marshall

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Morgan Hill, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Hand-held telecommunication tester
- Patent number 5,619,489
- Issue date Apr 8, 1997
- Sunrise Telecom, Inc.
- Paul K. Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fault location operating system with loopback
- Patent number 5,010,544
- Issue date Apr 23, 1991
- Wiltron Company
- Ker-Chin Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE