Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5585084 | Silicon nitride powder | Tetsuo Yamada, Takeshi Yamao, Youky Bessyo | 1996-12-17 |
| 5529651 | Process for production of joined ceramic body | Toshihiro Yoshida | 1996-06-25 |
| 5415828 | Jig and method for isostatically pressing ceramic powder | Hideki Shimizu | 1995-05-16 |
| 5316072 | Sealing members for use in gas preheater | Shoji Seike, Akira Ito | 1994-05-31 |
| 5229046 | Process for producing thermal shock-resistant silicon nitride sintered material | Akira Takahashi | 1993-07-20 |
| 5202305 | Superconducting structure for magnetic shielding | Hitoshi Yoshida, Hitoshi Sakai, Shuichiro Oki, Manabu Yoshida | 1993-04-13 |
| 5178809 | Process for producing silicon nitride sintered material | Akira Takahashi | 1993-01-12 |
| 5145011 | Sealing members for use in gas preheater | Shoji Seike, Akira Ito | 1992-09-08 |
| 5118644 | Thermal shock-resistant silicon nitride sintered material | Akira Takahashi | 1992-06-02 |
| 5089468 | Process for producing bismuth-based superconducting oxide | Hitoshi Yoshida, Hitoshi Sakai, Shuichiro Oki, Manabu Yoshida, Toshio Oda | 1992-02-18 |
| 5030398 | Method of producing a cordierite honeycomb structural body | Toshiyuki Hamanaka, Kunikazu Hamaguchi, Seiichi Asami | 1991-07-09 |
| 4968648 | Heat-resisting phosphate based compound sintered bodies and production thereof | Tsuneaki Ohashi, Tadaaki Matsuhisa | 1990-11-06 |
| 4935179 | Method for extruding ceramic bodies | Kiminari Kato, Masumi Yokoi | 1990-06-19 |
| 4925816 | Novel solid solution, heat-resistant sintered body and method of producing the same | Tsuneaki Ohashi, Tadaaki Matsuhisa | 1990-05-15 |
| 4923308 | Process for determining the distribution of temperatures at surfaces of high temperature members | Tadaaki Matsuhisa, Hiroaki Sakai | 1990-05-08 |
| 4888312 | Zirconyl phosphate sintered bodies and production thereof | Tsuneaki Ohashi | 1989-12-19 |
| 4883781 | Heat resisting low expansion zirconyl phosphate-zircon composite | Tsuneaki Ohashi | 1989-11-28 |
| 4772580 | Catalyst carrier of cordierite honeycomb structure and method of producing the same | Toshiyuki Hamanaka, Takashi Harada, Seiichi Asami | 1988-09-20 |
| 4722916 | Low expansion ceramics and method of producing the same | Tadaaki Matsuhisa | 1988-02-02 |
| 4562154 | Continuous alcohol manufacturing process using yeast | Tomiaki Yamada, Tsuneo Sazanami, Eiko Asahara | 1985-12-31 |
| 4546081 | Continuous alcohol fermentation process using immobilized yeast | Tomiaki Yamada, Tsuneo Sazanami, Takamitsu Iida, Eiichi Hasegawa, Masahiro Sakamoto | 1985-10-08 |
| 4182745 | Catalyst for reducing nitrogen oxides in a waste gas and a process for catalytically reducing nitrogen oxides contained in a waste gas | Fusao Nishida, Toshihiro Ueno, Tomiaki Yamada, Noriyuki Suzuki, Takehiko Takeda +5 more | 1980-01-08 |