Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4765833 | Porous ceramic structure and method of filtering aluminum | Tomio Oyachi, Yasuhiro Iino | 1988-08-23 |
| 4740406 | Porous ceramic structure | Hirotsugu Masuda, Eigo Tanuma, Munehiko Kato | 1988-04-26 |
| 4568273 | Gas-permeable thermal insulator | — | 1986-02-04 |
| 4560478 | Porous ceramic article | — | 1985-12-24 |
| 4426287 | Molten metal filtering device | — | 1984-01-17 |
| 4358505 | Ink roller and a method of producing the same | Take Sato, Shigeru Iwasawa | 1982-11-09 |
| 4308233 | Device for purification of exhaust gas | Seiji Izuhara | 1981-12-29 |
| 4302502 | Ceramic porous bodies | — | 1981-11-24 |
| 4257810 | Cordierite, silica, alumina porous ceramic body | — | 1981-03-24 |
| 4258099 | Cordierite, alumina, silica porous ceramic bodies coated with an activated alumina layer | — | 1981-03-24 |