Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4994619 | Substituted cyclic ketones, substituted cyclic enones, and process for producing the same | Fumie Sato, Kazutaka Arai | 1991-02-19 |
| 4837344 | Optically active bicyclo carboxylic acids and their derivatives | Kazutaka Arai, Yoshio Ohara, Yasuhiro Takahashi | 1989-06-06 |