Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9470995 | Compound having azo skeleton and pigment dispersant, pigment composition, pigment dispersion, and toner containing the compound | Yuki Hasegawa, Waka Hasegawa, Masashi Kawamura, Taiki Watanabe, Chiaki Nishiura +4 more | 2016-10-18 |
| 9298118 | Azo compound, pigment dispersant containing the azo compound, pigment composition, pigment dispersion and toner | Masashi Kawamura, Yasuaki Murai, Waka Hasegawa, Yuki Hasegawa, Takayuki Toyoda +4 more | 2016-03-29 |
| 9229345 | Toner | Naotaka Ikeda, Yasuhiro Hashimoto, Yuhei Terui, Shohei Shibahara, Waka Hasegawa | 2016-01-05 |