Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4987235 | Isoindoline derivatives and processes for their preparation | Ryosuke Ushijima, Eiichi Mano | 1991-01-22 |
| 4959469 | Crystalline cephalosporin compounds | Ryosuke Ushijima, Fumio Nakano, Koji Yamada, Eiichi Mano | 1990-09-25 |
| 4958029 | Process for the production of isoindoline derivatives, novel intermediates and process for their production | Satoshi Murase, Ryosuke Ushijima, Yoshiaki Kato | 1990-09-18 |
| 4958024 | Process for preparing 2-carbamoyloxyalkyl-1,4-dihydropyridine derivatives | Tetsuji Miyano, Kunio Suzuki, Ryosuke Ushijima | 1990-09-18 |
| 4918070 | Cephalosporin derivatives and antibacterial agents | Hiroshi Fukatsu, Yoshiaki Katoh, Satoshi Murase | 1990-04-17 |
| 4914227 | Certain intermediate 3-carbamoyloxyalkyl propiolic acid derivatives | Tetsuji Miyano, Kunio Suzuki, Ryosuke Ushijima | 1990-04-03 |
| 4883868 | 7-amino-3-(substituted isoindolinium)methyl-3-cephem derivatives | Ryosuke Ushijima, Fumio Nakano, Koji Yamada, Eiichi Mano | 1989-11-28 |
| 4880797 | Cephalosporin derivatives and antibacterial agents | Ryuji Mitomo, Ryosuke Ushijima | 1989-11-14 |
| 4814328 | Cephalosporin derivatives, and antibacterial agents | Norikazu Otake, Ryosuke Ushizima | 1989-03-21 |
| 4782155 | Cephalosporin derivatives, processes for their preparation and antibacterial agents | Norikazu Otake, Ryosuke Ushijima | 1988-11-01 |
| 4743609 | Indole derivatives having gastric and antisecretory and cytoprotective properties, and pharmaceutical preparations containing same | Masaaki Hosoi, Fumio Nakano, Kenji Matsuyama, Hiroshi Takeshita, Kenji Niiyama | 1988-05-10 |
| 4742053 | 3-Isoquinoliniomethyl cephalosporin derivatives | Ryosuke Ushijima, Eiichi Mano, Norikazu Ban, Minoru Sanada | 1988-05-03 |
| 4677100 | Cephalosporin derivatives | Ryosuke Ushijima, Fumio Nakano, Koji Yamada, Eiichi Mano | 1987-06-30 |
| 4278675 | Bronchodilating process | Takayuki Naito, Tetsuro Yamasaki, Taka-aki Okita, Haruhiro Yamashita | 1981-07-14 |
| 4269839 | Alkylthio-adenines used as bronchodilators | Takayuki Naito, Tetsuro Yamasaki, Taka-aki Okita, Haruhiro Yamashita | 1981-05-26 |
| 4241063 | Purine derivatives and their use as bronchodilators | Takayuki Naito, Tetsuro Yamasaki, Taka-aki Okita, Haruhiro Yamashita | 1980-12-23 |
| 4232155 | Purine compounds | Takayuki Naito, Tetsuro Yamasaki, Taka-aki Okita, Haruhiro Yamashita | 1980-11-04 |
| 4201860 | Purine derivatives | Takayuki Naito, Tetsuro Yamasaki, Taka-aki Okita, Haruhiro Yamashita | 1980-05-06 |
| 4181797 | 1-N-(.omega.-amino-.alpha.-hydroxyalkanoyl) derivatives of 4'-deoxy-6'-N-methylkanamycin A | Takayuki Naito, Soichiro Toda | 1980-01-01 |