Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5362725 | Tetracyclic compounds having anti-allergic and anti-asthmatic activities and their use | Toshiaki Sakamoto, Mitsuo Sugiyama, Yoshio Iizuka, Takeshi Yamaguchi | 1994-11-08 |
| 5294623 | (Benzhydryloxyethylpiperidyl) aliphatic acid derivatives and their use in the treatment of allergies and asthma | Toshiaki Sakamoto, Mitsuo Sugiyama, Yoshio Iizuka, Takeshi Yamaguchi | 1994-03-15 |