Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5157117 | (6,7)-substituted-8-alkoxy-1-cyclopropyl-1,4-dihydro -4-oxo-3-quinolinecarboxylic acid-03,04) bis (acyloxy-0) borate and the salt thereof, and the preparing method of the same | Naomi Takagi, Hironobu Fubasami | 1992-10-20 |
| 5077302 | Urea derivatives | Toyomi Matsumoto, Mitsutomo Miyashita, Kyuya Okamura, Fukutaro Taga, Haruo Sekiguchi +1 more | 1991-12-31 |
| 4952591 | Anti-ulcer urea derivatives | Toyomi Matsumoto, Mitsutomo Miyashita, Kyuya Okamura, Fukutaro Taga, Haruo Sekiguchi +1 more | 1990-08-28 |
| 4764608 | Process for the manufacture of spiro-linked pyrrolidine-2,5-dione derivatives | Kuniyoshi Masuzawa, Kyuya Okamura, Kazunori Kasuga, Shizuyoshi Fujimori, Susumu Kinoshita | 1988-08-16 |
| 4749789 | Process for the manufacture of spiro-linked pyrrolidine 2,5-diones | Kuniyoshi Masuzawa, Kyuya Okamura, Shizuyoshi Fujimori, Susumu Kinoshita | 1988-06-07 |
| 4472579 | Process for the preparation of quinoline carboxylic acid derivatives | Tsutomu Irikura, Toshie Shiba | 1984-09-18 |