ST

Sigeru Torii

OK Otsuka Kagaku Kabushiki Kaisya: 26 patents #4 of 183Top 3%
OK Otsuka Kagaku Yakuhin Kabushiki Kaisha: 21 patents #2 of 56Top 4%
TC Taiho Pharmaceutical Co.: 5 patents #58 of 484Top 15%
KC Kuraray Co.: 1 patents #981 of 1,827Top 55%
📍 Okayama, JP: #12 of 1,590 inventorsTop 1%
Overall (All Time): #51,228 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 51–52 of 52 patents

Patent #TitleCo-InventorsDate
4219393 Process for producing sulfenimides Hideo Tanaka, Masashi Ukida 1980-08-26
4186141 Process for preparing 2-pentynyl ether Yuichi Kobayashi, Hideo Tanaka 1980-01-29