Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7922807 | Method of producing pigment dispersion | Takayuki Teshima, Kazumichi Nakahama | 2011-04-12 |
| 7914616 | Method for producing liquid composition and pigment particles and ink composition for ink jet recording | Kazumichi Nakahama, Takayuki Teshima, Ryuji Higashi | 2011-03-29 |