YO

Yasuo Okamoto

Fujitsu Limited: 17 patents #1,701 of 24,456Top 7%
Yamaha Motor: 14 patents #65 of 2,310Top 3%
SK Showa Denko K.K.: 3 patents #463 of 1,736Top 30%
IL Isuzu Motors Limited: 2 patents #255 of 908Top 30%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
YC Yamaha Motor Co.: 1 patents #6 of 83Top 8%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
KK Kanegafuchi Kagaku Kogyo: 1 patents #368 of 691Top 55%
NO Nippon Oil: 1 patents #392 of 773Top 55%
Overall (All Time): #76,172 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 26–41 of 41 patents

Patent #TitleCo-InventorsDate
6140384 Photopolymerizable composition containing a sensitizing dye with cyano or substituted carbonyl groups Tadahiro Sorori 2000-10-31
5939465 Photopolymerizable composition Kazuto Kunita 1999-08-17
5801212 Photopolymerizable composition containing a sensitizing dye and a titanocene compound Shunichi Kondo 1998-09-01
5776996 Photopolymerizable composition Tadahiro Sorori 1998-07-07
5772970 Reaction column 1998-06-30
5731363 Photopolymerizable composition containing sensitizing dye and titanocene compound Syunichi Kondo 1998-03-24
5698372 Photosensitive lithographic printing plate Syunichi Kondo, Hiroyuki Nagase 1997-12-16
5609992 Photopolymerizable composition Tadahiro Sorori, Syunichi Kondo, Hiromichi Kurita 1997-03-11
5385807 Photopolymerizable composition Syunichi Kondo, Toshinao Ukai 1995-01-31
5168032 Photopolymerizable composition initiated by a combination of boron compound, dye, and heterocyclic compound Kouichi Kawamura 1992-12-01
5049481 Sensitizers for photopolymerizable compositions Tadahiro Sorori 1991-09-17
4992026 Gas turbine blade Fumio Ohtomo, Shoko Ito, Yoshitaka Fukuyama, Hideo Iwasaki, Takeshi Watanabe 1991-02-12
4971891 Photopolymerizable compositions containing organoboron compounds and pyrylium or thiopyrylium dyes Koichi Kawamura 1990-11-20
4950582 Light-sensitive composition Toshiaki Aoai, Keitaro Aoshima 1990-08-21
4709062 Glycidyl compound Haruo Tomita, Kazuya Yonezawa 1987-11-24
4269227 Valve apparatus Tatsuo Araki, Fumio Ohtomo, Hiroto Atsumi 1981-05-26