Arno G. Ledebuhr

Person

Fullerton, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Compact optical system for a single light valve full-color projector
- Patent number 5,363,222
- Issue date Nov 8, 1994
- Hughes Aircraft Company
- Arno G. Ledebuhr
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Full-color light valve projection apparatus having internal image r...
- Patent number 5,170,250
- Issue date Dec 8, 1992
- Hughes Aircraft Company
- Arno G. Ledebuhr
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical system for illuminating a light valve
- Patent number 5,111,315
- Issue date May 5, 1992
- Hughes Aircraft Company
- Arno G. Ledebuhr
- G02 - OPTICS
Information Patent Grant
Compact optical system for a single light valve projector using two...
- Patent number 4,911,547
- Issue date Mar 27, 1990
- Hughes Aircraft Company
- Arno G. Ledebuhr
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Unitary prepolarizing prism assembly for a four color liquid crysta...
- Patent number 4,842,374
- Issue date Jun 27, 1989
- Hughes Aircraft Company
- Arno G. Ledebuhr
- G02 - OPTICS
Information Patent Grant
Optical layout for a three light valve full-color projector employi...
- Patent number 4,836,649
- Issue date Jun 6, 1989
- Hughes Aircraft Company
- Arno G. Ledebuhr
- G02 - OPTICS
Information Patent Grant
Electron beam addressed liquid crystal light valve with input sheet...
- Patent number 4,826,293
- Issue date May 2, 1989
- Hughes Aircraft Company
- Jan Grinberg
- G02 - OPTICS
Information Patent Grant
Prism assembly with three periscopes and projection lenses for a si...
- Patent number 4,826,311
- Issue date May 2, 1989
- Hughes Aircraft Company
- Arno G. Ledebuhr
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Unitary prepolarizing prism assembly for a four color liquid crysta...
- Patent number 4,824,214
- Issue date Apr 25, 1989
- Hughes Aircraft Company
- Arno G. Ledebuhr
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Color sequential illumination system for a liquid crystal light valve
- Patent number 4,786,146
- Issue date Nov 22, 1988
- Hughes Aircraft Company
- Arno G. Ledebuhr
- G02 - OPTICS
Information Patent Grant
Liquid crystal image projection with multicolor prepolarizing system
- Patent number 4,749,259
- Issue date Jun 7, 1988
- Hughes Aircraft Company
- Arno G. Ledebuhr
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electron beam addressed liquid crystal light valve
- Patent number 4,728,174
- Issue date Mar 1, 1988
- Hughes Aircraft Company
- Jan Grinberg
- G02 - OPTICS
Information Patent Grant
Prism assembly for a single light valve full-color projector
- Patent number 4,690,526
- Issue date Sep 1, 1987
- Hughes Aircraft Company
- Arno G. Ledebuhr
- G02 - OPTICS
Information Patent Grant
Full-color projector system with a tricolor-separating prism
- Patent number 4,687,301
- Issue date Aug 18, 1987
- Hughes Aircraft Company
- Arno G. Ledebuhr
- G02 - OPTICS

Arno G. Ledebuhr

Person

Patents Grantslast 30 patents

Compact optical system for a single light valve full-color projector

Full-color light valve projection apparatus having internal image r...

Optical system for illuminating a light valve

Compact optical system for a single light valve projector using two...

Unitary prepolarizing prism assembly for a four color liquid crysta...

Optical layout for a three light valve full-color projector employi...

Electron beam addressed liquid crystal light valve with input sheet...

Prism assembly with three periscopes and projection lenses for a si...

Unitary prepolarizing prism assembly for a four color liquid crysta...

Color sequential illumination system for a liquid crystal light valve

Liquid crystal image projection with multicolor prepolarizing system

Electron beam addressed liquid crystal light valve

Prism assembly for a single light valve full-color projector

Full-color projector system with a tricolor-separating prism