Gregory B. Demeo

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Lydeborough, NH, US

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Patents Grantslast 30 patents

Information Patent Grant
Light distribution for illuminated keyboard switches and displays
- Patent number 5,397,867
- Issue date Mar 14, 1995
- Lucas Industries, Inc.
- Gregory B. Demeo
- G02 - OPTICS
Information Patent Grant
Switch assembly
- Patent number 5,193,669
- Issue date Mar 16, 1993
- Lucas Industries, Inc.
- Gregory B. Demeo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Backlit tactile keyboard with improved tactile and electrical chara...
- Patent number 5,149,923
- Issue date Sep 22, 1992
- Lucas Duralith Corporation
- Gregory B. Demeo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Backlit tactile keyboard with improved tactile and electrical chara...
- Patent number 5,138,119
- Issue date Aug 11, 1992
- Lucas Duralith Corporation
- Gregory B. Demeo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE