Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4563536 | Method for synthesizing trioxane | Koichi Yoshida, Junzo Masamoto, Katsuhiko Hamanaka, Hajime Komaki | 1986-01-07 |
| 4493752 | Process for recovering trioxane by plural distillation | Takeshi Naito, Junzo Masamoto, Kazuhiko Matsuzaki | 1985-01-15 |
| 4436900 | Process for deactivating polymerization catalyst | Kazuhiko Matsuzaki, Junzo Masamoto | 1984-03-13 |
| 4414111 | Shaped composite adsorbent and a process for preparing the same | Akio Inoue | 1983-11-08 |
| 4381397 | Method for synthesizing trioxane | Koichi Yoshida, Junzo Masamoto, Katsuhiko Hamanaka, Hajime Komaki | 1983-04-26 |
| 4332644 | Process for separating trioxane | Katsuhiko Hamanaka, Junzo Masamoto, Koichi Yoshida | 1982-06-01 |