P

Inventor

OHNO KOUJI

JP46 patents
⚠️ This page may combine multiple inventors who share the name “OHNO KOUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHISSO CORP

34 patents
US4765924AAug 23, 1988

Halogen-containing heterocyclic compound and liquid crystal composition

CHISSO CORP39 citations93
US4865763ASep 12, 1989

Halogen-containing heterocyclic compound and liquid crystal composition

CHISSO CORP21 citations82
US5120468AJun 9, 1992

2-substituted-alkyl ether and liquid crystal composition

CHISSO CORP13 citations74
US5047172ASep 10, 1991

W-substituted, optically active alkanol ester derivatives

CHISSO CORP7 citations74
US5021191AJun 4, 1991

Optically active-2-alkoxy-propyl ether and liquid crystal composition

CHISSO CORP9 citations74
US4973426ANov 27, 1990

Optically active compound having a plurality of asymmetric carbon atoms

CHISSO CORP17 citations74
US4963288AOct 16, 1990

Fluoroalkoxydiphenyl pyrimidine, liquid crystal composition and electro-optic element

CHISSO CORP7 citations74
US4961875AOct 9, 1990

Condensate of an optically active-4-(1-hydroxyethyl)biphenyl with an optically active organic acid

CHISSO CORP10 citations74
US4943385AJul 24, 1990

Thioether compound and liquid crystal composition

CHISSO CORP7 citations74
US4913838AApr 3, 1990

Liquid crystal compound with a 4-(optically active alkyl)-3-cyanophenyl group

CHISSO CORP6 citations74
US4906400AMar 6, 1990

Smetic liquid crystal compound

CHISSO CORP6 citations74
US4900472AFeb 13, 1990

2,5-diphenyl pyrimidine compounds and liquid crystal compositions

CHISSO CORP9 citations74
US4886622ADec 12, 1989

Optically active liquid crystal compound having cyano group

CHISSO CORP11 citations74
US4882084ANov 21, 1989

Optically active substituted biphenyl compounds

CHISSO CORP12 citations74
US4876026AOct 24, 1989

Optically active-2-methylbutyrate and materials using the same

CHISSO CORP17 citations74
US4818430AApr 4, 1989

3,6-diphenylpyridazines

CHISSO CORP9 citations74
US4818432AApr 4, 1989

3-substituted biphenyl compound

CHISSO CORP9 citations74
US4818429AApr 4, 1989

Cyclohexylphenylpyridazines

CHISSO CORP9 citations74
US4795587AJan 3, 1989

2-(4'-alkoxyphenyl)-5-alkylpyridines

CHISSO CORP11 citations74
US4784792ANov 15, 1988

Ferroelectric pyridine compound and liquid crystal composition

CHISSO CORP16 citations74
US4781857ANov 1, 1988

Halogen-containing pyridine compound and liquid crystal composition

CHISSO CORP10 citations74
US4759869AJul 26, 1988

Liquid crystalline carbonic acid ester and liquid crystal composition containing same

CHISSO CORP7 citations74
US4752413AJun 21, 1988

2-(alkyloxycarbonyloxyphenyl)-5-alkylpyridine and composition containing same

CHISSO CORP10 citations74
US5080827AJan 14, 1992

1,2-propanediol derivative

CHISSO CORP3 citations63
US5059340AOct 22, 1991

Optically active 2-biphenylpyrimidine derivative and liquid crystal compositions containing same

CHISSO CORP2 citations63
US5047171ASep 10, 1991

Optically active-2,5-diphenylpyridine

CHISSO CORP2 citations63
US5032314AJul 16, 1991

Optically active 2-substituted-propyl ether and a liquid crystal composition

CHISSO CORP4 citations63
US4895671AJan 23, 1990

Optically active phenylpyrimidine compound and a liquid crystal composition

CHISSO CORP5 citations63
US4827052AMay 2, 1989

Optically active alcohols

CHISSO CORP2 citations63
US4784791ANov 15, 1988

Halogen-substituted phenyl benzyl ether derivatives

CHISSO CORP4 citations63
US4900473AFeb 13, 1990

Optically active alkanoyloxy 2,5-diphenyl pyrimidine and liquid crystal compositions

CHISSO CORP3 citations59
US5164112ANov 17, 1992

α-hydroxyketone derivatives, liquid crystal compositions containing said derivatives, and liquid crystal devices using said compositions

CHISSO CORP1 citations52
US5100578AMar 31, 1992

2,5-diphenylpyrimidine compound

CHISSO CORP1 citations52
US5055222AOct 8, 1991

α-substituted-propionic acid esters

CHISSO CORP1 citations52

NIPPON TELEGRAPH & TELEPHONE

7 patents

OHNO KOUJI

4 patents

DAINIPPON INK & CHEMICALS

1 patent