Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886803 | Benzimidazole derivatives | Noriyoshi Sueda, Toshiji Sugai, Hiroaki Yamada, Makoto Yanai | 1989-12-12 |
| 4877797 | 1,4-Dihydropyridine derivatives and pharmaceutical compositions containing same | Hiroaki Satoh, Hiroyasu Koyama, Toshiji Sugai, Koichi Watanabe | 1989-10-31 |
| 4861780 | 4(3H)-quinazolinone derivatives and pharmaceutical compositions | Toshihiro Takahashi, Tatsuo Horaguchi, Koichi Nakamaru | 1989-08-29 |
| 4833144 | 2-Alkylsulfinyl-4(3H)-quinazolinone derivatives and pharmaceutical compositions | Toshihiro Takahashi, Tatsuo Horaguchi, Koichi Nakamaru | 1989-05-23 |
| 4829069 | 4-Thioquinazoline derivatives as antiulcer agents | Toshihiro Takahashi, Koichi Nakamaru, Tatsuo Horaguchi | 1989-05-09 |