Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6933092 | Magenta toner for electrophotography and full color image formation method | Satoshi Yoshida, Yasuo Matsumura, Toyofumi Inoue, Hidekazu Yaguchi | 2005-08-23 |
| 6890694 | Toner for developing electrostatic image, process for producing the same, developer for developing electrostatic image and process for forming image | Yasuo Matsumura, Hidekazu Yaguchi, Satoshi Yoshida, Tomohito Nakajima | 2005-05-10 |
| 6846603 | Color toner, electrostatic latent image developer, image forming method, and image producing device | Yasuo Matsumura, Kazuhiko Yanagida, Manabu Serizawa, Hidekazu Yaguchi, Masaki Nakamura +1 more | 2005-01-25 |