Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4970183 | Hydrocarbon oil catalytic cracking catalyst compositions | Hiromi Nakamoto, Tatsuo Masuda, Kouichi Ohama, Katsuhiro Shirono, Yoichi Nishimura | 1990-11-13 |
| 4791084 | Hydrocarbon catalytic cracking catalyst compositions and method therefor | Goro Sato, Takanori Ida, Tatsuo Masuda | 1988-12-13 |
| 4760040 | Hydrocarbon catalytic cracking catalyst compositions | Goro Sato, Takanori Ida, Tatsuo Masuda | 1988-07-26 |
| 4692236 | Catalytic cracking process for heavy oil with mixture of alumina and zeolite | Goro Sato, Tatsuo Masuda, Takanori Ida | 1987-09-08 |
| 4636484 | Method for the preparation of catalyst composition for use in cracking hydrocarbons | Yoichi Nishimura, Takanori Ida | 1987-01-13 |
| 4631261 | Method for preparing hydrocarbon catalytic cracking catalyst compositions | Goro Sato, Takanori Ida | 1986-12-23 |
| 4624936 | Method for preparing hydrocarbon catalytic cracking catalyst compositions | Goro Sato, Toshiharu Hirai | 1986-11-25 |
| 4603117 | Hydrocarbon catalytic cracking catalyst compositions | Goro Sato, Izumi Takano | 1986-07-29 |