Leo R. Close

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Sepulveda, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Electronic anti-theft merchandise tag having means for activating a...
- Patent number 5,099,228
- Issue date Mar 24, 1992
- Israel; Marcia
- Marcia Israel
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Sensor for merchandise security system
- Patent number 5,072,213
- Issue date Dec 10, 1991
- Israel; Marcia
- Leo R. Close
- G08 - SIGNALLING
Information Patent Grant
Merchandise security system utilizing RF transmitter
- Patent number 4,962,369
- Issue date Oct 9, 1990
- Marcia Israel
- Leo R. Close
- G08 - SIGNALLING
Information Patent Grant
Modular security system
- Patent number 4,746,909
- Issue date May 24, 1988
- Israel; Marcia
- Marcia Israel
- G08 - SIGNALLING
Information Patent Grant
Electronic surveillance system employing the doppler effect
- Patent number 4,595,915
- Issue date Jun 17, 1986
- Israel; Mrs. Lawrence
- Leo R. Close
- G08 - SIGNALLING
Information Patent Grant
Range limited coherent frequency doppler surveillance system
- Patent number 4,565,996
- Issue date Jan 21, 1986
- Israel; Mrs. Lawrence
- Leo R. Close
- G08 - SIGNALLING