Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5962438 | Estrogen derivative having carriers to bone | Akira Sasaki, Takashi Katsumata, Naomi Tsushima, Hideyuki Harada | 1999-10-05 |
| 5180731 | Aminoazole derivatives and their production and use | Yukinori Ozato, Nobuhiko Tamura, Hiroaki Masumori, Atsuyuki Kojima, Fumio Nishikaku +1 more | 1993-01-19 |
| 5066666 | Aminoazole derivatives and their production and use | Yukinori Ozato, Nobuhiko Tamura, Hiroaki Masumori, Atsuyuki Kojima, Fumio Nishikaku +1 more | 1991-11-19 |
| 4914112 | Aminoazole derivatives and their production and use | Yukinori Ozato, Nobuhiko Tamura, Hiroaki Masumori, Atsuyuki Kojima, Fumio Nishikaku +1 more | 1990-04-03 |
| 4705786 | Novel oxadiazolyl-1,4-dihydropyridines useful as antihypertensive agents | Yukinori Ozato, Nobuhiko Tamura, Akira Miyagishi, Youichi Hara | 1987-11-10 |
| 4680307 | Carbacyclin analogs | Masami Muraoka, Toshio Nakamura, Akihiko Sugie, Keiichi Ono | 1987-07-14 |
| 4618617 | Novel 5-substituted 1,2,4,-oxadiazole derivatives and preparation thereof | — | 1986-10-21 |
| 4537989 | Imino-bicyclo (3.3.0) octane derivatives | Keiichi Ono, Akihiko Sugie, Masami Muraoka | 1985-08-27 |
| 4387223 | Process for preparing 2(1H)-quinazolinone derivatives | Shigenari Katayama, Masao Koshiba, Hisao Yamamoto | 1983-06-07 |
| 4228167 | Diuretic and vasodilating tricyclic quinazolines | Masao Koshiba, Shunji Aono | 1980-10-14 |
| 4202895 | 1-Polyhaloalkyl-2(1H)-quinazolinone derivatives | Shigeho Inaba, Kikuo Ishizumi, Kazuo Mori, Hisao Yamamoto | 1980-05-13 |
| 4202974 | Process for preparing 3,4-dihydro-2(1H)-quinazolinone derivatives | Shigenari Katayama, Masao Koshiba, Hisao Yamamoto | 1980-05-13 |
| 4183932 | Fused quinazolinones and preparation thereof | Masao Koshiba, Hisao Yamamoto | 1980-01-15 |