Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5068072 | Electrically conductive zirconia-based sintered body and process for the production thereof | Kazuo Horinouchi, Isao Kameda | 1991-11-26 |
| 4994417 | Sintered silicon carbide articles | Koichi Yamada, Yoshisaburo Nomura | 1991-02-19 |
| 4788018 | Method for producing high-density sintered silicon carbide articles | Koichi Yamada | 1988-11-29 |
| 4770829 | Method for producing sintered silicon carbide product | Koichi Yamada | 1988-09-13 |
| 4562040 | Method for manufacturing high-strength sintered silicon carbide articles | Koichi Yamada, Yoshisaburo Nomura | 1985-12-31 |
| 4260524 | Hollow catalyst carrier and hollow catalyst made of transition-alumina and process for production thereof | Koichi Yamada, Kunio Nakazato, Kazuo Horinouchi, Seiichi Hamano | 1981-04-07 |