Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5260238 | Process for regenerating a deactivated catalyst | Michio Sugimoto | 1993-11-09 |
| 5196631 | Catalyst for production of aromatic hydrocarbons and process for production of aromatic hydrocarbons using same | Hisashi Katsuno | 1993-03-23 |
| 5091351 | Catalyst for production of aromatic hydrocarbons | Hisashi Katsuno | 1992-02-25 |
| 4962251 | Process for production of aromatic hydrocarbons | Takashi Yamamoto, Toshikazu Yoneda, Hisashi Katsuno, Nobuyuki Takahashi | 1990-10-09 |
| 4937215 | Process for restoring deactivated catalysts | Tomoaki Hirano | 1990-06-26 |
| 4761512 | Catalyst for the production of aromatic hydrocarbons and process for the production of aromatic hydrocarbons using said catalyst | Hisashi Katsuno, Toshikazu Yoneda | 1988-08-02 |
| 4681865 | Catalyst for the production of aromatic hydrocarbons | Hisashi Katsuno, Toshikazu Yoneda | 1987-07-21 |