Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6881841 | Dibenzosuberanyl piperazine derivatives and drug-resistance overcoming agents containing the derivatives | Tsutomu Takeuchi, Hiroaki Takayanagi, Seiki Kobayashi, Yumiko Osa, Yumiko Suzuki +2 more | 2005-04-19 |
| 5824808 | Cyclic phenol sulfide and process for producing the same | Takashi Hori, Hitoshi Kumagai, Mitsuharu Hasegawa, Hiroshi Munakata, Yoshihiro Sugawa | 1998-10-20 |