Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5710273 | Complex crystal comprising tricyclic organic bases | Arimitsu Usuki, Hisato Takeuchi, Narihito Tatsuda, Akane Okada, Toshio Kurauchi +4 more | 1998-01-20 |
| 5646284 | Polarizable phenanthroline complex crystal having improved stability to heat and moisture | Arimitsu Usuki, Hisato Takeuchi, Narihito Tatsuda, Akane Okada, Toshio Kurauchi +4 more | 1997-07-08 |
| 4725349 | Process for the selective production of petrochemical products | Michio Ohshima | 1988-02-16 |
| 4655904 | Thermal cracking process for selectively producing olefins and aromatic hydrocarbons from hydrocarbons | Michio Ohshima | 1987-04-07 |
| 4613426 | Thermal cracking process for producing petrochemical products from hydrocarbons | Michio Ohshima | 1986-09-23 |
| 4599478 | Thermal cracking method for producing olefines from hydrocarbons | Makoto Kamisaka, Michio Ohshima, Mamoru Tamai | 1986-07-08 |
| 4599479 | Thermal cracking process for producing olefins from hydrocarbons | Michio Ohshima | 1986-07-08 |
| 4587011 | Thermal cracking process for selectively producing petrochemical products from hydrocarbons | Michio Ohshima | 1986-05-06 |
| 4527002 | Thermal cracking method for producing olefines from hydrocarbons | Makoto Kamisaka, Michio Ohshima, Mamoru Tamai | 1985-07-02 |
| 4527003 | Thermal cracking process for producing olefins from hydrocarbons | Michio Ohshima | 1985-07-02 |
| 4520224 | Thermal cracking method for producing olefins from hydrocarbons | Yoshihiko Kamimura, Naoyuki Takahashi, Hiroshi Makihara, Michio Oshima | 1985-05-28 |