SA

Susumu Akutagawa

TI Takasago International: 13 patents #26 of 465Top 6%
TC Takasago Perfumery Co.: 12 patents #1 of 65Top 2%
Overall (All Time): #166,035 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
5352763 Biodegradable optically active polymers and intermediate oligomers thereof, and process for producing them Akio Yamaguchi, Yoji Hori, Takashi Imai, Motoki Suzuki 1994-10-04
5264547 Optically active ether lactone, optically active polymer thereof, and process for producing the polymer Akio Yamaguchi, Yoji Hori 1993-11-23
5221755 Optically active ether lactone, optically active polymer thereof, and process for producing the polymer Akio Yamaguchi, Yoji Hori 1993-06-22
5210332 Iridium-optically active phosphine complex and process for producing optically active alcohols using the same Takanao Taketomi, Hidenori Kumobayashi, Hidemasa Takaya, Kazushi Mashima 1993-05-11
5159093 Iridium-optically active phosphine complex and process for producing optically active alcohols using the same Takanao Taketomi, Hidenori Kumobayashi, Hidemasa Takaya, Kazushi Mashima 1992-10-27
5049308 Ferroelectric smectic liquid crystal compound and composition containing the same Shigeru Mitsuhashi, Hitoshi Kondo, Tetsuharu Okazaki, Shinji Endoh, Hiroko Kudo +2 more 1991-09-17
4962230 Process for producing optically active carboxylic acid Hidemasa Takaya, Tetsuo Ohta, Ryoji Noyori, Noboru Sayo, Hidenori Kumobayashi 1990-10-09
4962242 Process for producing optically active alcohols Nobuo Yamada, Toshiyuki Takezawa, Noboru Sayo, Misao Yagi, Hidenori Kumobayashi +3 more 1990-10-09
4933482 Process for preparing optically active alcohol Noboru Sayo, Takao Saito, Hidenori Kumobayashi, Ryoji Noyori, Hidemasa Takaya 1990-06-12
4916252 Process for preparing optically active alcohol Noboru Sayo, Takao Saito, Hidenori Kumobayashi, Ryoji Noyori, Hidemasa Takaya 1990-04-10
4886623 Ferroelectric smectic liquid crystal compound and composition containing the same Shigeru Mitsuhashi, Hitoshi Kondo, Tetsuharu Okazaki, Shinji Endoh, Hiroko Kudo +2 more 1989-12-12
4851537 Process for preparing N-acyltetrahydroisoquinoline Ryoji Noyori, Masato Kitamura, Hidemasa Takaya, Hidenori Kumobayashi 1989-07-25
4766225 Ruthenium-phosphine complex Noboru Sayo, Takanao Taketomi, Hidenori Kumobayashi 1988-08-23
4766227 Ruthenium-phosphine complex Noboru Sayo, Takanao Taketomi, Hidenori Kumobayashi 1988-08-23
4764629 Ruthenium-phosphine complex Noboru Sayo, Takanao Taketomi, Hidenori Kumobayashi 1988-08-16
4739084 Ruthenium-phosphine complex Hidemasa Takaya, Tetsuo Ohta, Ryoji Noyori, Nobuo Yamada, Toshiyuki Takezawa +3 more 1988-04-19
4739085 Ruthenium-phosphine complex Hidemasa Takaya, Tetsuo Ohta, Ryoli Noyori, Noboru Sayo, Hidenori Kumobayashi 1988-04-19
4705895 5,5'-diamino or 5,5'-diacetamido-2,2'-bis(diphenylphosphino)-1,1'-binaphthyls Tamon Okano, Hidenori Kumobayashi, Jitsuo Kiji, Hisatoshi Konishi, Keiichi Fukuyama +1 more 1987-11-10
4695631 Process for the preparation of enamines or imines Seinosuke Otsuka, Kazuhide Tani, Tsuneaki Yamagata, Hidenori Kumobayashi, Misao Yagi 1987-09-22
4691037 Ruthenium-phosphine complex Sadao Yoshikawa, Masahiko Saburi, Takao Ikariya, Youichi Ishii 1987-09-01
4605750 Rhodium-phosphine complex Hidenori Kumobayashi 1986-08-12
4604474 Rhodium-phosphine complex Hidenori Kumobayashi 1986-08-05
4564708 Optical resolution of the racemic modification of 2,2'-bis(diphenylphosphino)-1,1'-binaphthyldioxide Misao Yagi 1986-01-14
4520212 Process for producing myrcenol Shigeru Mitsuhashi, Hidenori Kumobayashi 1985-05-28
4347387 Process for preparing hydroxycitronellal Takanao Taketomi 1982-08-31