Duane E. Dunwoodie

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Los Altos, CA, US

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Patents Grantslast 30 patents

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
Information Patent Grant
Telephone system testing apparatus and techniques utilizing central...
- Patent number 3,965,418
- Issue date Jun 22, 1976
- Wiltron Company
- Paul R. Bauer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephone line testing instrument having a supervising capability
- Patent number 3,941,950
- Issue date Mar 2, 1976
- Wiltron Company
- Duane E. Dunwoodie
- H04 - ELECTRIC COMMUNICATION TECHNIQUE