Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10961227 | Pigment dispersing agent, pigment composition, and pigment coloring agent | Hiromitsu Yanagimoto | 2021-03-30 |
| 10723882 | Black isoindolinone pigment and coloring agent | — | 2020-07-28 |
| 10655017 | Pyrimidoquinazoline pigment, method for manufacturing pyrimidoquinazoline pigment, and pigment colorant | Kazuki Iguchi, Naomi Oguma, Atsushi Nogami | 2020-05-19 |
| 10344166 | Black azo pigment and colorant | Kazuki Iguchi, Naomi Oguma | 2019-07-09 |