Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6726853 | Process for producing synthetic gas employing catalyst for reforming | Toshiya Wakatsuki, Kiyoshi Inaba, Hitomi Hirano | 2004-04-27 |
| 6423665 | Catalyst for reforming | Toshiya Wakatsuki, Kiyoshi Inaba, Hitomi Hirano | 2002-07-23 |
| 5354936 | Method for preparing ethane and ethylene from methane | Masami Yamamura, Naohide Tsuzuki, Kazutoshi Chaki, Toshiya Wakatsuki | 1994-10-11 |
| 4926006 | Aluminoborosilicate containing alkaline earth metal, a method for the preparation thereof and a method for the catalytic preparation of a lower olefin therewith | Kichinari Kawamura, Yasuo Kono, Shigemitsu Shin, Haruo Takaya | 1990-05-15 |
| 4767886 | Method for preparing lower olefins | Kichinari Kawamura, Yasuo Kono, Hiroyuki Hagiwara, Haruo Takaya | 1988-08-30 |
| 4636482 | Novel zeolite catalyst and method of preparing | Hiroshi Shoji, Haruo Takaya, Kichinari Kawamura, Yasuyoshi Yamazaki | 1987-01-13 |
| 4579994 | Process for preparing lower olefin using calcium phosphate modified zeolite type catalyst | Yoshimichi Kiyozumi, Kunio Suzuki, Shigemitsu Shin, Kazumi Noguchi | 1986-04-01 |
| 4544793 | Crystalline zeolite, method of preparing same and process for the production of olefins using same as catalyst | Kazuo Hashimoto, Kichinari Kawamura, Yasuyoshi Yamazaki, Haruo Takaya | 1985-10-01 |