P

Inventor

MCDONNELL DAMIEN G

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

SECR DEFENCE BRIT

21 patents
US4261651AApr 14, 1981

Liquid crystal compounds

SECR DEFENCE BRIT54 citations96
US4145114AMar 20, 1979

Pleochroic dyes

SECR DEFENCE BRIT57 citations96
US4834500AMay 30, 1989

Thermochromic liquid crystal displays

SECR DEFENCE BRIT112 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
US6259497B1Jul 10, 2001

Large area liquid crystal displays

SECR DEFENCE BRIT20 citations90
US5796459AAug 18, 1998

Bistable nematic liquid crystal device with bigrating alignment layers and twist

SECR DEFENCE BRIT53 citations89
US5611957AMar 18, 1997

Ferroelectric liquid crystal device

SECR DEFENCE BRIT7 citations74
US5334327AAug 2, 1994

Laterally fluorinated 4-cyanophenyl and 4'-cyanobiphenyl benzoates

SECR DEFENCE BRIT7 citations74
US5676878AOct 14, 1997

Liquid crystal polymers

SECR DEFENCE BRIT11 citations73
US5352381AOct 4, 1994

Liquid crystal thiol compounds

SECR DEFENCE BRIT5 citations72
US5189534AFeb 23, 1993

Liquid crystal color displays which cool from isotropic to twisted nematic to smectic

SECR DEFENCE BRIT10 citations72
US4741859AMay 3, 1988

Thermochromic liquid crystal materials and devices

SECR DEFENCE BRIT15 citations72
US5820786AOct 13, 1998

Ferroelectric liquid crystal devices

SECR DEFENCE BRIT7 citations71
US4483595ANov 20, 1984

Liquid crystal compositions

SECR DEFENCE BRIT11 citations69
US4566759AJan 28, 1986

Laterally fluorinated liquid crystal materials and frequency change devices

SECR DEFENCE BRIT6 citations63
US5578242ANov 26, 1996

Thio-ester compounds and mixtures and devices containing such compounds

SECR DEFENCE BRIT3 citations60
US4544497AOct 1, 1985

Liquid crystal materials containing substituted bicyclo(2,2,2)octanes

SECR DEFENCE BRIT4 citations59
US5498366AMar 12, 1996

Liquid crystal thiol compounds

SECR DEFENCE BRIT1 citations51
US6251301B1Jun 26, 2001

Ferroelectric liquid crystal devices

SECR DEFENCE BRIT1 citations50

ICI PLC

2 patents

UNITED KINGDOM GOVERNMENT

1 patent

SECR DEFENCE

1 patent

NAT RES DEV

1 patent

BALKWILL PETER H

1 patent

SECRETARY INDUSTRY BRIT

1 patent

SEC DEP FOR FOR DEFENCE IN HER

1 patent