Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602160 | Aminoketone derivatives and use thereof | Hideki Tanada, Kazuya Sakai, Seitaro Kajiya, Norio Ohto, Kazutoshi Horikomi +2 more | 1997-02-11 |
| 5498619 | Aminoketone derivative and use thereof | Hideki Tanada, Kazuya Sakai, Seitaro Kajiya, Norio Ohto, Kazutoshi Horikomi +2 more | 1996-03-12 |
| 5447946 | Hydantoin derivatives for treating complications of diabetes | Masayasu Kurono, Yasuaki Kondo, Takuji Yamaguchi, Kenji Miura, Toshinao Usui +8 more | 1995-09-05 |
| 5338857 | Aminoketone derivatives of 1,2-oxazole and use thereof | Norio Ohto, Kazutoshi Horikomi, Hideki Tanada, Kazuya Sakai, Seitaro Kajiya +2 more | 1994-08-16 |
| 5194606 | Preparation process of aminoketones | Kazuya Sakai, Hideki Tanada, Hironori Komatsu | 1993-03-16 |
| 5112841 | Imidazole derivatives and antiepileptics comprising said imidazole derivatives as effective ingredients | Kazuya Sakai, Hideki Tanada, Akira Mizuchi, Kazutoshi Horikomi, Takuma Ohtsu | 1992-05-12 |
| 5055585 | Preparation process of aminoketones | Kazuya Sakai, Hideki Tanada, Hironori Komatsu | 1991-10-08 |
| 5001240 | Process for preparing optically active hydantoins | Masayasu Kurono, Yasuaki Kondo, Takuji Yamaguchi, Kenji Miura, Toshinao Usui +5 more | 1991-03-19 |
| 4985573 | Hydantoin derivatives for treating complications of diabetes | Masayasu Kurono, Yasuaki Kondo, Takuji Yamaguchi, Kenji Miura, Toshinao Usui +8 more | 1991-01-15 |
| 4985574 | Hydantoin derivatives for treating complications of diabetes | Masayasu Kurono, Yasuaki Kondo, Takuji Yamaguchi, Kenji Miura, Toshinao Usui +8 more | 1991-01-15 |
| 4978758 | Hydantoin derivatives for treating complications of diabetes | Masayasu Kurono, Yasuaki Kondo, Takuji Yamaguchi, Kenji Miura, Toshinao Usui +8 more | 1990-12-18 |
| 4861792 | Hydantoin derivatives for treating complications of diabetes | Masayasu Kurono, Yasuaki Kondo, Takuji Yamaguchi, Kenji Miura, Toshinao Usui +8 more | 1989-08-29 |
| 4760078 | Immunomodulator 1,2-dithiol-3-thione derivative composition, use method and process of producing the same | Itaru Yamamoto, Kanji Tomiya, Osamu Mizuno, Mitsuhiro Sakaguchi, Mikio Kumakura | 1988-07-26 |
| 4740517 | Antidiabetic spiro-3-heteroazolidines | Masayasu Kurono, Takuji Yamaguchi, Toshinao Usui, Masato Fukushima, Kuniharu Mizuno | 1988-04-26 |
| 4296112 | Cephalosporins | Hideaki Sakai, Makoto Odate, Toshio Suganuma, Takuo Nakano | 1981-10-20 |
| 4283398 | Cephalosporins | Hideaki Sakai, Toshio Suganuma, Nobuyuki Fukazawa, Takuo Nakano | 1981-08-11 |
| 4273932 | 4-Hydroxy-5,6,7,8-tetrahydroquinoline-3-carboxylic acids and derivatives | Hideaki Sakai, Makoto Odate, Takuo Nakano | 1981-06-16 |
| 4263302 | Quinolinecarboxylic acid substituted penicillins and pharmaceutical compositions containing the same | Hideaki Sakai, Takuo Nakano, Toshio Suganuma | 1981-04-21 |