Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665506 | Toner for the development of electrostatic image and process for the preparation thereof | Koichi Kashima, Hajime Yamazaki, Kiyokazu Takasou, Makoto Nagaoka, Hiroshi Hamada | 1997-09-09 |
| 5474870 | Toner for developing electrostatic image and process for the preparation thereof | Hajime Yamazaki, Hiroshi Hamada, Hiroaki Kataoka | 1995-12-12 |
| 5460913 | Toner for developing electrostatic image and process for the preparation thereof | Hiroaki Kataoka, Hajime Yamazaki, Hiroshi Hamada | 1995-10-24 |