Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886916 | Process for preparing sulfone compounds | Takashi Onishi, Toshiki Mori, Hiroshi Fujii, Yoshiji Fujita | 1989-12-12 |
| 4827056 | Process for preparing chlorinated olefins | Toshiki Mori, Takashi Onishi, Yoshiji Fujita | 1989-05-02 |
| 4800254 | Commodity information transmission system for on-line transaction network | Tatsuya Nozaki | 1989-01-24 |