Issued Patents 2003
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670089 | Electrophotographic image forming method and apparatus | Tatsuyuki Aoike, Junichiro Hashizume, Masaharu Miura | 2003-12-30 |
| 6636715 | Photosensitive member and image forming apparatus having the same | Kunimasa Kawamura, Koji Yamazaki, Masaya Kawada, Tetsuya Karaki, Hironori Owaki | 2003-10-21 |
| 6605405 | Electrophotographic method and electrophotographic apparatus | Hironori Owaki, Yuji Nakayama, Masaya Kawada, Takaaki Kaya, Tetsuya Karaki | 2003-08-12 |
| 6586149 | Light-receiving member, image-forming apparatus, and image-forming method | Kunimasa Kawamura, Shigenori Ueda, Junichiro Hashizume, Ryuji Okamura, Masaya Kawada +2 more | 2003-07-01 |
| 6556233 | Electrophotographic apparatus and electrophotographic method featuring a photosensitive member having a linear EV characteristic | Yuji Nakayama, Masaya Kawada, Hironori Owaki | 2003-04-29 |
| 6534228 | Electrophotographic photosensitive member and image forming apparatus | Masaya Kawada, Tetsuya Karaki, Hironori Ohwaki, Kunimasa Kawamura | 2003-03-18 |
| 6531253 | Electrophotographic photosensitive member and apparatus using same | Koji Yamazaki, Masaya Kawada, Tetsuya Karaki, Hironori Ohwaki, Kunimasa Kawamura | 2003-03-11 |
| 6529223 | Image forming apparatus with light beam control | Hironori Ohwaki, Masaya Kawada | 2003-03-04 |