Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821695 | Electrostatic latent image developing toner and production method thereof | Asao Matsushima, Ken Ohmura, Naohiro Hirose, Tomoe Kitani, Yoshiki Nishimori | 2004-11-23 |
| 6808853 | Electrostatic image developing toner and preparation method thereof | Tomoe Kitani, Naohiro Hirose, Ken Ohmura | 2004-10-26 |