Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7271213 | Pigment dispersing resin | Yoshiyuki Yukawa, Isao Kamimori, Akihiko Yamanouchi | 2007-09-18 |
| 7026392 | Resin for pigment dispersion | Yoshio Nakajima, Yoshiyuki Yukawa, Isao Kamimori, Akihiko Yamanouchi | 2006-04-11 |
| 6994745 | Pigment dispersing resin | Yoshiyuki Yukawa, Isao Kamimori, Akihiko Yamanouchi | 2006-02-07 |
| 6852817 | Pigment dispersing resin and water-based pigment dispersion which contains the same | Yoshiyuki Yukawa, Isao Kamimori | 2005-02-08 |