Inventor

Koichi Shibata

Inventor

Chiba, JP

Overview

1982–2002

Patent span

Chemistry

Primary field (CPC C)

Patents· 17 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Cprimary

C07CAcyclic or carbocyclic compounds40%

C09KMaterials for miscellaneous applications, not provided for elsewhere29%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds17%

C07DHeterocyclic compounds9%

C07BGeneral methods of organic chemistry3%

C09JAdhesives3%

PatentTitleYear

6,500,503'Cyclohexane derivatives, liquid crystal compositions comprising the same and liquid crystal display devices'2002 6,187,223'Polyhaloalkyl ether derivatives as well as liquid crystal compositions and liquid crystal display elements containing them'2001 6,117,361'Liquid crystal compound having fluorine-substituted 1,4-phenylene moiety, liquid crystal composition and liquid crystal display element'2000 6,086,964'Liquid crystalline compound having dienyl moiety and liquid crystal composition'2000 6,007,740'Polyhaloalkyl ether derivatives as well as liquid crystal compositions and liquid crystal display elements containing them'1999 6,001,275'Liquid-crystalline compound having dienyl moiety and liquid-crystal composition'1999 5,976,408'Acrylonitrile derivative, liquid crystal composition, and liquid crystal display device'1999 5,961,881'Liquid crystal composition and liquid crystal display element'1999 5,820,784'Liquid crystal compostion and liquid crystal display device'1998 5,755,994'Ester derivative, liquid crystal composition and liquid crystal display element'1998 5,723,621'Process for processing biaryl compound'1998 4,461,878'Epoxy resin hardening agents'1984 4,454,296'Triisocyanates and their production and use'1984 4,400,525'Polyglycidyl compounds'1983 4,391,958'Aldimines and ketimines of 1,3,5-(aminomethyl)benzene or cyclohexane and their use as curing agents for epoxy and poylurethane resins'1983 4,389,519'Composition for polyurethane adhesives'1983 4,338,256'Triisocyanates'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1984Patents assigned to TAKEDA CHEMICAL INDUSTRIES LTD (6)· patent assignee history

1982–1984Based in Kawanishi, JP· patent location history

1983Based in Ashiya, JP· patent location history

1984Based in Hyogo, JP· patent location history

1998–2002Patents assigned to CHISSO CORP (11)· patent assignee history

1998–2002Based in Chiba, JP· patent location history

1998–2000Based in Ichihara, JP· patent location history

2002Patents assigned to CHISSO PETROCHEMICAL CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CHISSO CORP	11	1998–2002
TAKEDA CHEMICAL INDUSTRIES LTD	6	1982–1984
CHISSO PETROCHEMICAL CORP	1	2002

Locations

Location	Patents	Span
Chiba, JP	9	1998–2002
Ashiya, JP	3	1983
Ichihara, JP	2	1998–2000
Kawanishi, JP	2	1982–1984
Hyogo, JP	1	1984