Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6549226 | Optical printer head | Yukihiko Shimizu | 2003-04-15 |
| 6541174 | Method using toner and developer for developing electrostatic image | Hirohide Tanikawa, Keita Nozawa, Kazuyoshi Hagiwara, Minoru Shimojo, Rika Shinba +2 more | 2003-04-01 |