Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4596803 | Piperazine derivatives and a medicine containing the same | Tomoh Masaki, Toshiro Kamishiro, Takashi Okazoe, Mitsuo Masaki | 1986-06-24 |
| 4507297 | Piperazine derivatives and a medicine containing the same | Tomoh Masaki, Toshiro Kamishiro, Takashi Okazoe, Mitsuo Masaki | 1985-03-26 |