Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876359 | Novel gamma-butyrolactone derivatives | Hiroshi Hasegawa, Noriaki Shioiri, Tadashi Narita | 1989-10-24 |
| 4866176 | 8-Piperazinyl-1,7-naphthyridine derivative having pharmaceutical activity | Haruyoshi Honda, Yuko Yoshida, Tadayuki Kouda, Hideaki Matsuda | 1989-09-12 |
| 4849512 | 3-acylamino-3-deoxyallose derivatives | Minoru Tokizawa, Mari Otsuka, Kazuhiko Irinoda, Seiji Ishizeki, Fumio Ishii +2 more | 1989-07-18 |
| 4814436 | Derivative of .alpha., .alpha.-trehalose and a process for preparing the same | Akihiro Shibata, Hideaki Matsuda, Hidehiko Kohya | 1989-03-21 |