KT

Kenji Tazawa

TC Tokyo Ohka Kogyo Co.: 6 patents #187 of 684Top 30%
TC Toyko Ohka Kogyo Co.: 1 patents #5 of 20Top 25%
Overall (All Time): #663,406 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6616928 Active oxygen scavenger and cancer chemopreventer from Grifola Yasuo Odaira, Masataka Watanabe 2003-09-09
6506540 Photopolymerizable composition Akira Kumazawa, Shinichiro Ishino, Hiroyuki Obiya 2003-01-14
6228465 Process for producing multilayer wiring boards Yoshikazu Takiguchi, Hiroyuki Obiya, Toru Takahashi, Taisuke Shiroyama 2001-05-08
6010956 Process for producing multilayer wiring boards Yoshikazu Takiguchi, Hiroyuki Obiya, Toru Takahashi, Taisuke Shiroyama 2000-01-04
5185235 Remover solution for photoresist Hiromitsu Sato, Toshimi Aoyama 1993-02-09
5087552 Photosensitive resin composition Tomoki Horigome, Toshimi Aoyama 1992-02-11
4996132 Heat-resistant photosensitive resin composition Akira Iwata, Tomoki Horigome, Hiroyuki Tohda 1991-02-26
4786579 Heat-resistant photosensitive resin composition Akihiko Saito 1988-11-22