Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6617091 | Production method of toner | Yoshiki Nishimori, Takao Yamanouchi, Shigenori Kohno, Hiroyuki Yamada | 2003-09-09 |
| 6602644 | Toner and image forming method | Asao Matsushima, Tsuyoshi Uchida, Hiroyuki Yamada, Akira Ohira, Shoichiro Ishibashi +1 more | 2003-08-05 |
| 6506529 | Toner for developing electrostatic latent image | Masafumi Uchida, Hiroshi Yamazaki, Hajime Tadokoro, Ken Ohmura | 2003-01-14 |