Ronald C. Davies

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Ft. Lauderdale, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Drive-by personnel monitoring system with radio link
- Patent number 5,103,474
- Issue date Apr 7, 1992
- Digital Products Corporation
- Veronica Stoodley
- G07 - CHECKING-DEVICES
Information Patent Grant
Personnel monitoring tag with tamper detection and secure reset
- Patent number 5,075,670
- Issue date Dec 24, 1991
- Digital Products Corporation
- David S. Bower
- G08 - SIGNALLING
Information Patent Grant
Secure personnel monitoring system
- Patent number 5,032,823
- Issue date Jul 16, 1991
- Digital Products Corporation
- David S. Bower
- G07 - CHECKING-DEVICES
Information Patent Grant
Personnel monitoring system
- Patent number 4,924,211
- Issue date May 8, 1990
- Digital Products Corporation
- Ronald C. Davies
- G07 - CHECKING-DEVICES