Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5256285 | Filter container with double construction | Eiichi Oishi, Masanori Kobayashi, Kimiyasu Onda, Hiroshi Miyaji | 1993-10-26 |
| 5060424 | Surface grinding apparatus | Takesi Sato, Kenichi Mitsuhashi, Yasuoki Sasaki | 1991-10-29 |
| 4918872 | Surface grinding apparatus | Takesi Sato, Kenichi Mitsuhashi, Yasuoki Sasaki | 1990-04-24 |
| 4836917 | Apparatus for performing separation of a solid-liquid mixture | Eiichi Oishi, Hiroshi Miyaji, Hiroya Morimoto, Tetsuo Sekigawa, Kenichi Mitsuhashi | 1989-06-06 |
| 4761231 | Tubular fluid filter | Kenichi Mitsuhashi | 1988-08-02 |
| 4750915 | Composite whetstone for polishing soft metals | Takesi Sato | 1988-06-14 |