Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653033 | Electrophotographic photoconductor, method of manufacturing same and image forming method, image forming apparatus and process cartridge using same | Tatsuya Niimi, Akihiko Matuyama, Nozomu Tamoto, Eiji Kurimoto | 2003-11-25 |
| 6641964 | Electrophotographic photoreceptor, method for manufacturing the photoreceptor, and image forming method and apparatus using the photoreceptor | Hiroshi Ikuno, Ryohichi Kitajima, Narihito Kojima, Akihiko Matsuyama, Hiroshi Nagame +8 more | 2003-11-04 |
| 6573016 | Electrophotographic photoconductor, method of manufacturing same and image forming method, image forming apparatus and process cartridge using same | Tatsuya Niimi, Akihiko Matuyama, Nozomu Tamoto, Eiji Kurimoto | 2003-06-03 |