Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7951736 | SiC fiber-bonded ceramic and process for production of the same | Kenji Matsunaga, Shinji Kajii | 2011-05-31 |
| 7112547 | Highly heat-resistant inorganic fiber-bonded ceramic component and process for the production thereof | Shinji Kajii, Kenji Matsunaga, Mitsuhiko Sato | 2006-09-26 |
| 6132856 | Sintered SIC fibers bonded material | Toshihiro Ishikawa, Shinji Kajii, Kenji Matsunaga | 2000-10-17 |
| 4444907 | Methacrylic acid production catalyst | Kyoji Ohdan, Masataka Fujinaga | 1984-04-24 |
| 4364844 | Catalyst for production of unsaturated carboxylic acid, preparation thereof and production of unsaturated carboxylic acid | Sumio Umemura, Kyoji Ohdan, Fumihiko Sakai, Kenichi Suzuki, Yasuo Bando +1 more | 1982-12-21 |
| 4256914 | Catalytic oxidation of methacrolein | Sumio Umemura, Kyoji Ohdan, Fumihiko Sakai, Kenichi Suzuki, Masataka Fuginaga | 1981-03-17 |