Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874869 | Hydantoin derivatives and medicines containing the same | Kouichiro Ueda, Satoru Tanaka, Toshinobu Kunii, Kengo Kagei, Tadashi Sato +4 more | 1989-10-17 |
| 4801603 | Guanidinobenzoic ester derivative | Shigeru Souda, Naoyuki Shimomura, Norihiro Ueda, Shuhei Miyazawa, Takashi Yamanaka +7 more | 1989-01-31 |