Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8064795 | Electrophotographic image forming apparatus and process cartridge | Keisuke Shimoyama, Michitaka Sasaki, Shin-ichi Kawamura | 2011-11-22 |
| 8059990 | Image forming apparatus | Keisuke Shimoyama, Shinich Kawamura | 2011-11-15 |
| 8007972 | Electrophotographic photoconductor, and image forming apparatus, process cartridge and image forming method using the same | Keisuke Shimoyama, Michio Kimura, Shinichi Kawamura, Takeshi Takada, Yasuyuki Yamashita +2 more | 2011-08-30 |
| 7919220 | Electrophotographic photoreceptor, image forming apparatus and process cartridge | Keisuke Shimoyama, Shinichi Kawamura | 2011-04-05 |
| 7871747 | Electrophotographic photoconductor having charge blocking and moire preventing layers | Keisuke Shimoyama, Takeshi Orito, Tatsuya Niimi, Shinichi Kawamura, Yoshiki Yanagawa +1 more | 2011-01-18 |