Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9447229 | Crystalline polyester resin, and binder resin dispersion for toner using same | Koji Ogawa, Masakazu Nishino, Toshiyuki Mikami | 2016-09-20 |
| 9234072 | Non-crystalline polyester resin, and binder resin and binder resin dispersion for toner | Koji Ogawa, Masaaki Hosoda, Masakazu Nishino | 2016-01-12 |
| 8598300 | Amorphous polyester resin, binder resin for toner for electrostatic image development and amorphous polyester resin production method | Tatsuhiro Hishida, Koji Ogawa, Masaaki Hosoda, Kazuo Tanabe | 2013-12-03 |