Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5900503 | Process for producing optically active cyanohydrins | Taichi Koshigoe, Kouichi Ohkawa, Jouji Sekine, Shinichiro Saeki | 1999-05-04 |
| 5637680 | Process for the preparation of etoposide phosphate and intermediate thereof | Hitoshi Sato, Hiroshi Yoshikawa, Kouichi Ohkawa, Noriko Tomiyoshi | 1997-06-10 |
| 5606039 | Etoposide phosphate and preparative intermediates | Hitoshi Sato, Hiroshi Yoshikawa, Kouichi Ohkawa, Noriko Tomiyoshi | 1997-02-25 |
| 4667054 | Process for producing optically active valine | Noriko Ooishi, Shigeru Aoki, Yasuhisa Tashiro | 1987-05-19 |
| 4628111 | N-benzyloxycarbonyl-L-threonine amide hemihydrate | Akihiro Mashiba, Kazuteru Hagita, Tetsushi Saino, Yasuhisa Tashiro | 1986-12-09 |