Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4415457 | Process for treating liquid waste containing solid fine particles | Yoshikazu Sugimoto, Masaki Takeshima | 1983-11-15 |
| 4372859 | Method of removing minuscule solid particles from liquid and system therefor | Yoshikazu Sugimoto, Masashi Kawaguchi, Masaki Takeshima | 1983-02-08 |