Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681843 | Parabanic acid derivatives | Takayuki Kotani, Yasuhiro Nagaki | 1997-10-28 |
| 5658918 | Purine-2,8-diones and pharmaceutically acceptable salts thereof | Taisuke Hasegawa, Akio Namimatsu | 1997-08-19 |
| 5601905 | Laminate for insulation protection of circuit boards | Hisashi Watanabe, Takashi Tanaka, Keiji Yoshizawa, Hiroyuki Chinju, Isamu Takarabe | 1997-02-11 |