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Inventor

Kazuo Okumura

Inventor
Osaka, JP

Overview

21→
Patents
1986–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 21 as inventor

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

C07Dprimary
C07DHeterocyclic compounds34%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations20%
C09KMaterials for miscellaneous applications, not provided for elsewhere12%
C07CAcyclic or carbocyclic compounds10%
A61KPreparations for medical, dental or toiletry purposes8%
C09DCoating compositions, e.g. paints, varnishes or lacquers4%
Y10TTechnical subjects covered by former us classification4%
B05DProcesses for applying fluent materials to surfaces, in general2%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds2%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients2%
PatentTitleYear
10,975,305Piperidine derivative, liquid crystal composition, and liquid crystal display element202110,428,273Liquid crystal compound having benzopyran skeleton, liquid crystal composition, and liquid crystal display device201910,253,259Polymerizable compound having conjugated bonds, liquid crystal composition and liquid crystal display device20199,708,534'Polymerizable compound having triple bond, liquid crystal composition and liquid crystal display device'20179,676,686'Liquid crystal composition containing nitrogen-containing cyclic compound and liquid crystal display device'20179,657,230'Alkenyl dioxane compound, liquid crystal composition and liquid crystal display device'20177,279,218'Coated body having excellent thermal radiation property used for members of electronic device'20077,183,306'Pyrazole derivatives'20076,927,243'PHOTOSETTING RESIN COMPOSITION, METAL LAMINATES HAVING LAYERS MADE FROM THE COMPOSITION, METAL MEMBERS MADE FROM THE LAMINATES AND HAVING HIGH-HARDNESS PROTECTING LAYERS AND PROCESS FOR PRODUCTION THEREOF'20056,316,485'1,5-diphenylpyrazole derivatives'20015,994,378'Thiazolylbenzofuran derivatives and pharmaceutical compositions containing them'19995,661,159'Quinolylbenzofuran derivatives as leukotriene antagonists'19975,508,413'(+)-5-isopropyl 3-methyl 2-cyano-6 methyl-4-(3-nitrophenyl)-1, 4-dihydropyridine-3, 5-dicarboxylate'19965,296,495'Thiazolylbenzofuran derivatives and pharmaceutical composition comprising the same'19945,256,824'Substituted-amine compound and a process for the preparation thereof'19935,192,779'Substituted-acetamide compound and a process for the preparation thereof'19935,066,680'Novel substituted-acetamide compound and a process for the preparation thereof'19914,618,610'Triazine derivatives, and pharmaceutical compositions comprising the same'19864,616,015'Triazine derivatives, and pharmaceutical compositions comprising the same'19864,616,014'Triazine derivatives, and pharmaceutical compositions comprising the same'19864,581,356'Triazine derivatives, and pharmaceutical compositions comprising the same'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–2001Patents assigned to FUJISAWA PHARMACEUTICAL CO (12)· patent assignee history
1986Based in Sakai, JP· patent location history
1991–2007Based in Osaka, JP· patent location history
2005–2007Patents assigned to KOBE STEEL LTD (2)· patent assignee history
2005Based in Hyogo, JP· patent location history
2007Patents assigned to ASTELLAS PHARMA INC (1)· patent assignee history
2007Based in Kakogawa, JP· patent location history
2017–2021Patents assigned to JNC CORP (6)· patent assignee history
2017–2021Patents assigned to JNC PETROCHEMICAL CORP (6)· patent assignee history
2017–2021Based in Chiba, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJISAWA PHARMACEUTICAL CO121986–2001
JNC CORP62017–2021
JNC PETROCHEMICAL CORP62017–2021
KOBE STEEL LTD22005–2007
ASTELLAS PHARMA INC12007
Locations
LocationPatentsSpan
Osaka, JP81991–2007
Chiba, JP62017–2021
Sakai, JP41986
Kakogawa, JP12007
Hyogo, JP12005