Issued Patents All Time
Showing 101–106 of 106 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D278745 | Tooth mirror | — | 1985-05-07 |
| 4438041 | Process for preparing esters of cyanoacetic acids | Kanenobu Matsui, Shinichiro Uchiumi, Hideki Asada, Masaru Kurahashi | 1984-03-20 |
| 4309457 | Process of producing multilayer-coated composite powder | Yoshio Kawasumi | 1982-01-05 |
| 4309458 | Process of producing composite powder coated with noble metal | Yoshio Kawasumi | 1982-01-05 |
| 4242376 | Method for metal plating of powder by substitution | Yoshio Kawasumi | 1980-12-30 |
| 4220537 | Drum type disc filter device for paper pulp slurry | Risaburo Takahashi | 1980-09-02 |