P

Inventor

GRAY GEORGE W

US64 patents
⚠️ This page may combine multiple inventors who share the name “GRAY GEORGE W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SECR DEFENCE BRIT

27 patents
US4261651AApr 14, 1981

Liquid crystal compounds

SECR DEFENCE BRIT54 citations96
US4145114AMar 20, 1979

Pleochroic dyes

SECR DEFENCE BRIT57 citations96
US4512636AApr 23, 1985

Liquid crystal compounds

SECR DEFENCE BRIT42 citations93
US4257911AMar 24, 1981

Liquid crystal materials

SECR DEFENCE BRIT45 citations93
US4149413AApr 17, 1979

Optically active liquid crystal mixtures and liquid crystal devices containing them

SECR DEFENCE BRIT47 citations93
US4261652AApr 14, 1981

Liquid crystal compounds and materials and devices containing them

SECR DEFENCE BRIT34 citations92
US4594465AJun 10, 1986

Compounds containing a fluorobiphenylyl group

SECR DEFENCE BRIT28 citations89
US4556745ADec 3, 1985

Liquid crystal compounds

SECR DEFENCE BRIT26 citations82
US4357078ANov 2, 1982

Liquid crystal compounds containing an alicyclic ring and exhibiting a low dielectric anisotropy and liquid crystal materials and devices incorporating such compounds

SECR DEFENCE BRIT21 citations82
US4784793ANov 15, 1988

Terpenoid derivatives and liquid crystal materials and devices containing them

SECR DEFENCE BRIT23 citations81
US4632515ADec 30, 1986

Heterocyclically substituted ethanes and their use in liquid crystal materials and devices

SECR DEFENCE BRIT21 citations81
US4542230ASep 17, 1985

Liquid crystals esters

SECR DEFENCE BRIT18 citations78
US5358663AOct 25, 1994

Laterally cyano- and fluoro-substituted terphenyls

SECR DEFENCE BRIT15 citations74
US5334327AAug 2, 1994

Laterally fluorinated 4-cyanophenyl and 4'-cyanobiphenyl benzoates

SECR DEFENCE BRIT7 citations74
US5252253AOct 12, 1993

Phenyl naphthalenes having liquid crystalline properties

SECR DEFENCE BRIT12 citations74
US4941992AJul 17, 1990

N-substituted amino acid derivatives for use in liquid crystal materials and devices

SECR DEFENCE BRIT7 citations74
US4923633AMay 8, 1990

Liquid crystal compounds containing two or more chiral centers

SECR DEFENCE BRIT8 citations74
US4696549ASep 29, 1987

Compounds containing a fluorobiphenylyl group and their use in liquid crystal material and devices

SECR DEFENCE BRIT10 citations73
US4400061AAug 23, 1983

Liquid crystal ester compounds exhibiting a low or negative dielectric anisotropy and liquid crystal materials and devices incorporating such compounds

SECR DEFENCE BRIT17 citations73
US4824217AApr 25, 1989

Compounds for ferroelectric liquid crystal devices

SECR DEFENCE BRIT13 citations72
US4698176AOct 6, 1987

Heterocyclically substituted ethanes and their use in liquid crystal materials and devices

SECR DEFENCE BRIT13 citations72
US5486309AJan 23, 1996

Chiral liquid crystal compounds

SECR DEFENCE BRIT8 citations71
US5384071AJan 24, 1995

Chiral liquid crystal compounds

SECR DEFENCE BRIT9 citations71
US4630897ADec 23, 1986

Liquid crystal compounds

SECR DEFENCE BRIT9 citations71
US5496500AMar 5, 1996

Naphthyl organic compounds

SECR DEFENCE BRIT4 citations70
US5456859AOct 10, 1995

Liquid crystal cyanoalkanes and cyanoalkenes

SECR DEFENCE BRIT12 citations68
US5037576AAug 6, 1991

Liquid crystal compounds, mixtures and devices

SECR DEFENCE BRIT2 citations63

MERCK PATENT GMBH

9 patents

IVENIX INC

5 patents

GEN ELECTRIC CO PLC

2 patents

GRAY GEORGE W

1 patent

UNITED KINGDOM GOVERNMENT

1 patent

LUTRON ELECTRONICS CO

1 patent

SECR DEFENCE

1 patent

BALKWILL PETER H

1 patent

COAL INDUSTRY PATENTS LTD

1 patent

SEC DEP FOR FOR DEFENCE IN HER

1 patent

Showing the top 50 of 64 patents by PatentIndex Score.