Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10087328 | Compound having azo skeleton, pigment dispersant, pigment composition, pigment dispersion, and toner | Yasuaki Murai, Yuki Tsujii, Waka Hasegawa, Ayano Mashida, Kosuke Mukumoto +4 more | 2018-10-02 |
| 9991450 | Spiro[cyclopenta[def]triphenylene-4,9′-fluorene] compound and organic light-emitting device having the same | Jun Kamatani, Naoki Yamada, Kenichi Ikari | 2018-06-05 |
| 9926450 | Compound having azo skeleton structure, pigment-dispersing agent, pigment composition, pigment dispersion, and toner | Masashi Kawamura, Yasuaki Murai, Kosuke Mukumoto, Yuki Tsujii, Ayano Mashida +4 more | 2018-03-27 |