Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5807869 | Quinoline derivatives, their production and use | Nobuo Choh, Satoshi Sasaki | 1998-09-15 |
| 5744479 | Thienopyridine compounds which have useful pharmaceutical activity | Nobuo Choh, Masataka Harada, Satoshi Sasaki | 1998-04-28 |
| 5654309 | Pyridopyrimidine derivatives, their production and use | Tetsuya Ohtaki | 1997-08-05 |
| 4873127 | Method of making heat transfer tube | Kagetoshi Onodera, Tatsuya Koizumi, Toshiyuki Kato, Junji Sotani, Masauki Momo | 1989-10-10 |
| 4327801 | Cylindrical heat exchanger using heat pipes | Tatsuya Koizumi, Koji Matsumoto, Kensuke Karasawa | 1982-05-04 |
| 4206807 | Cylindrical heat exchanger using heat pipes | Tatsuya Koizumi, Koji Matsumoto, Kensuke Karasawa | 1980-06-10 |