Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661445 | Exposure apparatus with an array of light emitting devices | Seiji Mashimo, Noboru Koumura, Yuichi Hashimoto, Akihiro Senoo, Kazunori Ueno | 2003-12-09 |
| 6583805 | Exposure unit for image forming apparatus using electrophotographic system, and electrophotographic image forming apparatus | Seiji Mashimo, Noboru Koumura, Akihiro Senoo, Kazunori Ueno | 2003-06-24 |
| 6580889 | IMAGE FORMING APPARATUS HAVING A MEMBER TO BE CHARGED, INJECTION CHARGING MEANS HAVING AN ELASTIC MEMBER FOR PRESS-CONTACTING THE MEMBER TO BE CHARGED, AND ELECTROCONDUCTIVE PARTICLES BETWEEN THE ELASTIC MEMBER AND THE MEMBER TO BE CHARGED | Harumi Ishiyama, Yasunori Chigono, Jun Hirabayashi | 2003-06-17 |
| 6504565 | Light-emitting device, exposure device, and image forming apparatus | Izumi Narita, Noboru Koumura, Seiji Mashimo | 2003-01-07 |