Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5139718 | Method of manufacturing products of ceramics | Akihiro Tsuji, Mitsugu Suzuki, Jyunichi Doi | 1992-08-18 |
| 5026671 | Sintered silicon nitride and method for making the same | Hiroto Matsuda, Kouzi Fusimi | 1991-06-25 |
| 4997797 | Method of effecting glass-capsule hip for ceramic formed body | — | 1991-03-05 |
| 4912302 | Furnace for sintering ceramics, carbon heater used therefor and process for sintering ceramics | Kazuo Kobayashi | 1990-03-27 |
| 4681074 | Structure of divided combustion chamber for internal combustion engine | Yutaka Ogawa, Takayuki Ogasawara | 1987-07-21 |
| 4662331 | Precombustion chamber construction of internal combustion engine | Yutaka Ogawa, Takayuki Ogasawara | 1987-05-05 |
| 4616611 | Precombustion chamber construction of internal combustion engine | Yutaka Ogawa, Takayuki Ogasawara | 1986-10-14 |