Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5039654 | Superconductive material and method of preparing same | Susumu Mizuta, Toshiya Kumagai, Wakichi Kondo, Kenji Kawaguchi, Hiroshi Yokota | 1991-08-13 |
| 4981824 | Novel ceramic material, method for the preparation thereof and ceramic shaped body obtained therefrom | Michiko Yonemura, Tadao Sekine, Yoshimichi Kiyozumi, Kunio Suzuki, Kunio Uchida +1 more | 1991-01-01 |
| 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, Hideo Okado, Haruo Takaya | 1990-05-15 |
| 4579994 | Process for preparing lower olefin using calcium phosphate modified zeolite type catalyst | Yoshimichi Kiyozumi, Kunio Suzuki, Hideo Okado, Kazumi Noguchi | 1986-04-01 |
| 4410751 | Production of olefins from a lower alcohol or dimethyl ether | Kunio Suzuki, Yoshimichi Kiyozumi, Kiyoshi Ogawa, Haruo Takaya, Kenichiro Bando +5 more | 1983-10-18 |
| 4331544 | Catalyst for methanation and method for the preparation thereof | Haruo Takaya, Tadasuke Hosoya, Kiyoshi Ogawa, Michio Araki, Kunio Suzuki +1 more | 1982-05-25 |