KO

Kazuo Okumura

FC Fujisawa Pharmaceutical Co.: 12 patents #72 of 782Top 10%
JN Jnc: 6 patents #57 of 413Top 15%
JP Jnc Petrochemical: 6 patents #36 of 122Top 30%
KS Kobe Steel: 2 patents #616 of 1,773Top 35%
AP Astellas Pharma: 1 patents #544 of 954Top 60%
Overall (All Time): #207,259 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
10975305 Piperidine derivative, liquid crystal composition, and liquid crystal display element Michiko Sawada 2021-04-13
10428273 Liquid crystal compound having benzopyran skeleton, liquid crystal composition, and liquid crystal display device Tokifumi Masukawa, Keiji Kimura 2019-10-01
10253259 Polymerizable compound having conjugated bonds, liquid crystal composition and liquid crystal display device Yasuyuki Gotoh 2019-04-09
9708534 Polymerizable compound having triple bond, liquid crystal composition and liquid crystal display device Yasuyuki Gotoh, Mayumi Goto 2017-07-18
9676686 Liquid crystal composition containing nitrogen-containing cyclic compound and liquid crystal display device Yasuyuki Gotoh 2017-06-13
9657230 Alkenyl dioxane compound, liquid crystal composition and liquid crystal display device Kenji Hirata 2017-05-23
7279218 Coated body having excellent thermal radiation property used for members of electronic device Takeshi Watase, Yasuo Hirano, Tetsuya Yamamoto 2007-10-09
7183306 Pyrazole derivatives Fumiyuki Shirai, Hidenori Azami, Natsuko Kayakiri, Katsuya Nakamura 2007-02-27
6927243 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 Takeshi Watase, Yasuo Hirano, Atsushi Kihara, Yukihisa Komiya, Tadashige Nakamoto +4 more 2005-08-09
6316485 1,5-diphenylpyrazole derivatives Katsuya Nakamura, Takashi Ogino, Takeshi Kato, Hirofumi Yamamoto, Tadashi Terasaka +1 more 2001-11-13
5994378 Thiazolylbenzofuran derivatives and pharmaceutical compositions containing them Masaaki Matsuo, Shinji Shigenaga, Hiroaki Nishimura, Hiroshi Matsuda, Daijiro Hagiwara +1 more 1999-11-30
5661159 Quinolylbenzofuran derivatives as leukotriene antagonists Masaaki Matsuo, Shinji Shigenaga 1997-08-26
5508413 (+)-5-isopropyl 3-methyl 2-cyano-6 methyl-4-(3-nitrophenyl)-1, 4-dihydropyridine-3, 5-dicarboxylate Youichi Shiokawa 1996-04-16
5296495 Thiazolylbenzofuran derivatives and pharmaceutical composition comprising the same Masaaki Matsuo, Shinji Shigenaga, Hiroshi Matsuda 1994-03-22
5256824 Substituted-amine compound and a process for the preparation thereof Youichi Shiokawa, Kazuhiko Take, Kazunori Tsubaki 1993-10-26
5192779 Substituted-acetamide compound and a process for the preparation thereof Youichi Shiokawa, Kazuhiko Take, Kazunori Tsubaki 1993-03-09
5066680 Novel substituted-acetamide compound and a process for the preparation thereof Youichi Shiokawa, Kazuhiko Take, Kazunori Tsubaki 1991-11-19
4618610 Triazine derivatives, and pharmaceutical compositions comprising the same Tsutomu Teraji, Youichi Shiokawa, Yoshinari Sato 1986-10-21
4616014 Triazine derivatives, and pharmaceutical compositions comprising the same Tsutomu Teraji, Youichi Shiokawa, Yoshinari Sato 1986-10-07
4616015 Triazine derivatives, and pharmaceutical compositions comprising the same Tsutomu Teraji, Youichi Shiokawa, Yoshinari Sato 1986-10-07
4581356 Triazine derivatives, and pharmaceutical compositions comprising the same Tsutomu Teraji, Youichi Shiokawa, Yoshinari Sato 1986-04-08