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Ralph J. Gagnon
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Chico, CA, US
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last 30 patents
Information
Patent Grant
Parallel plate beam splitter configuration in high index glass
Patent number
5,959,773
Issue date
Sep 28, 1999
Hughes-JVC Technology Corporation
Ralph J. Gagnon
G02 - OPTICS
Information
Patent Grant
Immersed dichroic system for single projection lens liquid crystal...
Patent number
5,621,551
Issue date
Apr 15, 1997
Hughes-JVC Technology Corporation
Alan R. Henderson
G02 - OPTICS
Information
Patent Grant
Optical system for three color liquid crystal light valve image pro...
Patent number
4,715,684
Issue date
Dec 29, 1987
Hughes Aircraft Company
Ralph J. Gagnon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
High efficiency optical tank for two-color liquid crystal light val...
Patent number
4,544,237
Issue date
Oct 1, 1985
Hughes Aircraft Company
Ralph J. Gagnon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Two color liquid crystal light valve image projection system with s...
Patent number
4,500,172
Issue date
Feb 19, 1985
Hughes Aircraft Company
Ralph J. Gagnon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Liquid crystal light valve image projection system with color selec...
Patent number
4,464,018
Issue date
Aug 7, 1984
Hughes Aircraft Company
Ralph J. Gagnon
G02 - OPTICS
Information
Patent Grant
Two-color liquid crystal light valve image projection system with c...
Patent number
4,464,019
Issue date
Aug 7, 1984
Hughes Aircraft Company
Ralph J. Gagnon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
High efficiency optical tank for three color liquid crystal light v...
Patent number
4,461,542
Issue date
Jul 24, 1984
Hughes Aircraft Company
Ralph J. Gagnon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
High efficiency optical tank for three color liquid crystal light v...
Patent number
4,425,028
Issue date
Jan 10, 1984
Hughes Aircraft Company
Ralph J. Gagnon
H04 - ELECTRIC COMMUNICATION TECHNIQUE