Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5192817 | Phenanthrene derivatives | Yoshihisa Takaishi, Takuji Uesako, Toshiko Kuwahara, Masaaki Takai, Yukihisa Ono +3 more | 1993-03-09 |
| 5187161 | P-aminophenol derivatives, and processes for production of and uses for the same | Kinji Hashimoto, Kenichi Kanai | 1993-02-16 |
| 5104889 | Thiazole derivatives | Kenichi Kanai, Kinji Hashimoto, Yoshiaki Tsuda | 1992-04-14 |
| 5059598 | N-heterocyclo-substituted p-aminophenols | Kenichi Kanai, Kinji Hashimoto | 1991-10-22 |
| 4906662 | Phenol derivatives, their preparation and the use thereof | Kinji Hashimoto, Ken-ichi Kanai, Yoshiaki Tsuda | 1990-03-06 |
| 4868183 | N-pyrazinyl substituted P-aminophenols | Kenichi Kanai, Kinji Hashimoto | 1989-09-19 |