Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11773267 | Method for producing quinacridone solid solution pigment, pigment dispersion, and inkjet ink | Naoto Kamata, Sachio Yoshikawa, Satoshi Minami | 2023-10-03 |
| 11535755 | Method for producing quinacridone solid solution pigment, pigment dispersion, and inkjet ink | Naoto Kamata, Sachio Yoshikawa, Satoshi Minami | 2022-12-27 |
| 8822591 | Pigment dispersions | Yoshikazu Murakami, Hiroyuki Shimanaka, Shinya Tsuchida, Atsushi Goto, Yoshinobu Tsujii +1 more | 2014-09-02 |
| 8546502 | Method for producing dye polymer, dye polymer and use of the same | Hiroyuki Shimanaka, Yoshikazu Murakami, Atsushi Goto, Yoshinobu Tsujii, Takeshi Fukuda | 2013-10-01 |