Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10323150 | Azo compound, ink composition, ink jet recording method, and colored article | Takashi Yoneda, Kenji Ooshima, Taku Iino | 2019-06-18 |
| 8425676 | Water-soluble AZO compound or salt thereof, ink composition, and colored article | Ryoutarou Morita, Mitsunori Anan | 2013-04-23 |