Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839388 | Prostacyclins and pharmaceuticals containing the same | Masakatsu Sibasaki, Mikiko Sodeoka, Katsuhiko Iseki, Masaki Shinoda, Yosio Hayasi +1 more | 1989-06-13 |
| 4810805 | (2-chloro-3-oxo-1-alkenyl)bicyclo(3.3.0)octane derivative | Masakatsu Shibasaki, Katsuhiko Iseki, Masaki Shinoda, Yoshio Hayashi | 1989-03-07 |