Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4526867 | Process for preparing immobilized microorganism | Tetsuya Tosa, Satoru Takamatsu | 1985-07-02 |
| 4519955 | Method for optical resolution of DL-.alpha.-amino acid or (.+-.)-.alpha.-phenylethanesulfonic acid | Shigeki Yamada, Chikara Hongo, Ryuzo Yoshioka | 1985-05-28 |
| 4486532 | Process for preparing L-malic acid | Tetsuya Tosa, Tadashi Sato, Kozo Yamamoto | 1984-12-04 |
| 4463094 | Fermentation production of L-threonine | Masahiko Kisumi, Saburo Komatsubara, Kousaku Murata | 1984-07-31 |
| 4455372 | Method for fermentative production of L-proline | Masahiko Kisumi, Masaki Sugiura, Tsutomu Takagi | 1984-06-19 |
| 4438044 | Di-L-cysteine L-malate and process for the production thereof | Akihiko Sumi, Osamu Ohtsuki, Nozomu Izutsu | 1984-03-20 |
| 4434107 | Process for preparing an optically active p-hydroxyphenylglycine or a salt thereof | Shigeki Yamada, Chikara Hongo, Ryuzo Yoshioka | 1984-02-28 |
| 4433054 | Enzymatic active substance immobilized in a polysaccharide gel matrix | Tetsuya Tosa, Isao Takata | 1984-02-21 |
| 4420432 | Crystalline salt of basic L-amino acid with L-malic acid and process for the preparation thereof | Akihiko Sumi, Hiroshi Ito, Osamu Ohtsuki, Nozomu Izutsu | 1983-12-13 |
| 4415504 | p-Hydroxyphenylglycine..alpha.-phenylethanesulfonate, process for production thereof and utilization thereof in resolution of p-hydroxyphenylglycine | Shigeki Yamada, Chikara Hongo, Ryuzo Yoshioka | 1983-11-15 |
| 4401820 | Process for racemizing optically active .alpha.-amino acids or a salt thereof | Shigeki Yamada, Chikara Hongo, Ryuzo Yoshioka | 1983-08-30 |
| 4390626 | Immobilized aminoacylase | Tetsuya Tosa, Takao Mori, Motoki Fujimura | 1983-06-28 |
| 4381239 | Method for reducing the pyrogen content of or removing pyrogens from substances contaminated therewith | Tetsuya Tosa, Tadashi Sato, Taizo Watanabe, Satoshi Minobe | 1983-04-26 |
| 4350765 | Method for producing ethanol with immobilized microorganism | Jyoji Kato, Mitsuru Wada | 1982-09-21 |
| 4309362 | Process for the optical resolution of DL-p-hydroxy-phenylglycine | Shigeki Yamada, Chikara Hongo | 1982-01-05 |
| 4224411 | Immobilized aminoacylase | Tetsuya Tosa, Takao Mori, Taizo Watanabe, Motoki Fujimura | 1980-09-23 |