James Cheal

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Tempe, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Intrusion detection radar system with amplitude and frequency carri...
- Patent number 4,697,184
- Issue date Sep 29, 1987
- Southwest Microwave
- James Cheal
- G01 - MEASURING TESTING
Information Patent Grant
Intrusion detection system and method
- Patent number 4,536,752
- Issue date Aug 20, 1985
- Southwest Microwave
- James Cheal
- G08 - SIGNALLING
Information Patent Grant
Coupling unit for coaxial cable including means for radiating wave...
- Patent number 4,358,764
- Issue date Nov 9, 1982
- Southwest Microwave, Inc.
- James Cheal
- G01 - MEASURING TESTING
Information Patent Grant
Intrusion detector system
- Patent number 4,328,487
- Issue date May 4, 1982
- Southwest Microwave, Inc.
- James Cheal
- G08 - SIGNALLING