Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4278675 | Bronchodilating process | Takayuki Naito, Susumu Nakagawa, Tetsuro Yamasaki, Haruhiro Yamashita | 1981-07-14 |
| 4269839 | Alkylthio-adenines used as bronchodilators | Takayuki Naito, Susumu Nakagawa, Tetsuro Yamasaki, Haruhiro Yamashita | 1981-05-26 |
| 4241063 | Purine derivatives and their use as bronchodilators | Takayuki Naito, Susumu Nakagawa, Tetsuro Yamasaki, Haruhiro Yamashita | 1980-12-23 |
| 4232155 | Purine compounds | Takayuki Naito, Susumu Nakagawa, Tetsuro Yamasaki, Haruhiro Yamashita | 1980-11-04 |
| 4201860 | Purine derivatives | Takayuki Naito, Susumu Nakagawa, Tetsuro Yamasaki, Haruhiro Yamashita | 1980-05-06 |