Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876261 | Substituted tetrahydroisoquinoline compounds and composition containing them | Akihiro Tanaka, Takashi Fujikura, Ryuji Tsuzuki, Masaki Yokota | 1989-10-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876261 | Substituted tetrahydroisoquinoline compounds and composition containing them | Akihiro Tanaka, Takashi Fujikura, Ryuji Tsuzuki, Masaki Yokota | 1989-10-24 |