J. D. Margerum

Person

Woodland Hills, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Dual PDLC-projection head-up display
- Patent number 5,729,242
- Issue date Mar 17, 1998
- Hughes Electronics
- J. David Margerum
- G02 - OPTICS
Information Patent Grant
Scanning antenna with solid rotating anisotropic core
- Patent number 5,650,787
- Issue date Jul 22, 1997
- Hughes Electronics
- K. C. Lim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Asymmetrical nonpolar diphenyl-diacetylene liquid crystals eutectic...
- Patent number 5,338,481
- Issue date Aug 16, 1994
- Hughes Aircraft Company
- Shin-Tson Wu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Microwave phase modulation with liquid crystals
- Patent number 5,194,972
- Issue date Mar 16, 1993
- Hughes Aircraft Company
- Khoon C. Lim
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Liquid crystal-based composite material including electrically cond...
- Patent number 5,184,233
- Issue date Feb 2, 1993
- Hughes Aircraft Company
- Khoon C. Lim
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Shaped voltage pulse method for operating a polymer dispersed liqui...
- Patent number 5,170,271
- Issue date Dec 8, 1992
- Hughes Aircraft Company
- Anna M. Lackner
- G02 - OPTICS
Information Patent Grant
Edge-illuminated liquid crystal display devices
- Patent number 5,099,343
- Issue date Mar 24, 1992
- Hughes Aircraft Company
- J. David Margerum
- G02 - OPTICS
Information Patent Grant
Method for tilted alignment of liquid crystals with improved photos...
- Patent number 5,011,267
- Issue date Apr 30, 1991
- Hughes Aircraft Company
- Leroy J. Miller
- G02 - OPTICS
Information Patent Grant
Film with partial pre-alignment of polymer dispersed liquid crystal...
- Patent number 4,944,576
- Issue date Jul 31, 1990
- Hughes Aircraft Company
- Anna M. Lacker
- G02 - OPTICS
Information Patent Grant
Short length ester liquid crystal mixtures and process for making same
- Patent number 4,427,569
- Issue date Jan 24, 1984
- Hughes Aircraft Company
- J. David Margerum
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ortho-cyanophenyl biphenylcarboxylate liquid crystal esters and mix...
- Patent number 4,225,454
- Issue date Sep 30, 1980
- Hughes Aircraft Company
- Frederick G. Yamagishi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

J. D. Margerum

Person

Patents Grantslast 30 patents

Dual PDLC-projection head-up display

Scanning antenna with solid rotating anisotropic core

Asymmetrical nonpolar diphenyl-diacetylene liquid crystals eutectic...

Microwave phase modulation with liquid crystals

Liquid crystal-based composite material including electrically cond...

Shaped voltage pulse method for operating a polymer dispersed liqui...

Edge-illuminated liquid crystal display devices

Method for tilted alignment of liquid crystals with improved photos...

Film with partial pre-alignment of polymer dispersed liquid crystal...

Short length ester liquid crystal mixtures and process for making same

Ortho-cyanophenyl biphenylcarboxylate liquid crystal esters and mix...