Issued Patents 2004
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830858 | Electrophotographic photosensitive member, preparation method thereof, image forming process, apparatus and process cartridge using the same | Yasuo Suzuki | 2004-12-14 |
| 6829450 | Transfer bias applying method for an image forming apparatus and device for the same | Takahiro Tamiya, Hiromi Ogiyama, Katsuya Kawagoe, Kohki Katoh, Mitsuru Takahashi +1 more | 2004-12-07 |
| 6816691 | Apparatus having endless belt with roughened guide | Toshiyuki Kabata, Michio Kimura, Hideo Nakamori, Shinji Nousyo | 2004-11-09 |
| 6785500 | Image forming apparatus including image transfer body with elastic layer and coating layer | Mitsuru Takahashi, Yuuji Sawai, Hiromi Ogiyama, Katsuya Kawagoe, Kohki Katoh | 2004-08-31 |
| 6777150 | COATING LIQUID FOR AN INTERMEDIATE LAYER OF ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, MANUFACTURING METHOD THEREOF, ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, ELECTROPHOTOGRAPHIC APPARATUS, AND ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR PROCESS CARTRIDGE USING SAME | Yasuo Suzuki | 2004-08-17 |
| 6777149 | Electrophotographic image forming apparatus and process cartridge, and electrophotographic photoreceptor therefor | Takaaki Ikegami | 2004-08-17 |
| 6741821 | Image forming apparatus, and process cartridge for use in image forming apparatus | Yuuji Sawai, Mitsuru Takahashi, Kohki Katoh, Katsuya Kawagoe, Hiromi Ogiyama +1 more | 2004-05-25 |