William C. Hoffman

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Torrance, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal display system using fiber optic faceplates
- Patent number 4,349,817
- Issue date Sep 14, 1982
- William C. Hoffman
- G02 - OPTICS
Information Patent Grant
Fiber optic light traps for electro-optical display devices
- Patent number 4,344,668
- Issue date Aug 17, 1982
- Hughes Aircraft Company
- John E. Gunther
- G02 - OPTICS
Information Patent Grant
Liquid crystal sequential color display
- Patent number 4,090,219
- Issue date May 16, 1978
- Hughes Aircraft Company
- Michael N. Ernstoff
- G02 - OPTICS
Information Patent Grant
Liquid crystal dot color display
- Patent number 4,006,968
- Issue date Feb 8, 1977
- Hughes Aircraft Company
- Michael N. Ernstoff
- G02 - OPTICS