Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6312559 | Deinking process using amine compounds and white water recycling | Yoshitaka Miyauchi, Hiromichi Takahashi | 2001-11-06 |
| 6251220 | Wastepaper deinking method using amine or acid salt of amine in the flotation stage | Yoshitaka Miyauchi, Hiromichi Takahashi | 2001-06-26 |
| 6179957 | Method for controlling deinking process using contact angle | Yoshitaka Miyauchi, Hiromichi Takahashi | 2001-01-30 |
| 6103056 | Method for controlling deinking flotation using interfacial potential of ink particles and pulp | Yoshitaka Miyauchi, Hiromichi Takahashi | 2000-08-15 |
| 4705692 | Substitute composition for cocoa butter | Yukitaka Tanaka, Aiko Noguchi, Takashi Kobayashi | 1987-11-10 |