Issued Patents All Time
Showing 26–50 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8828475 | Image forming method | Momoko Shionoiri | 2014-09-09 |
| 8509670 | Image bearing member to which boron nitride is attached | Kumiko Hatakeyama, Hiroshi Nakai | 2013-08-13 |
| 8498565 | Cleaning blade, and image forming apparatus and process cartridge using the same | Momoko Shionoiri, Masanobu Gondoh, Yohta Sakon, Masahiro Ohmori | 2013-07-30 |
| 8494429 | Image forming apparatus and process cartridge | Kumiko Seo, Hiroshi Nakai | 2013-07-23 |
| 8463165 | Intermediate transfer belt, image forming method, for use in electrophotography | Momoko Kozasa | 2013-06-11 |
| 8374537 | Image forming apparatus, protectant applicator and process cartridge | Kumiko Hatakeyama | 2013-02-12 |
| 8340562 | Image forming apparatus, protective agent and process cartridge | Kumiko Hatakeyama | 2012-12-25 |
| 8208835 | Protective layer forming device, image forming apparatus, and process cartridge | Masahide Yamashita | 2012-06-26 |
| 8180271 | Protective layer setting unit, process cartridge, and image forming apparatus, and method of evaluating protective layer setting unit | Kumiko Hatakeyama, Tsutomu Hayashi, Masahide Yamashita | 2012-05-15 |
| 7991327 | Image forming apparatus and process cartridge | Kumiko Hatakeyama | 2011-08-02 |
| 7991342 | Protective material and image forming apparatus using the protective material | Kumiko Hatakeyama, Kunio Hasegawa, Shinya Tanaka, Masahide Yamashita, Masato Iio +1 more | 2011-08-02 |
| 7986910 | Lubricant coater, image bearing unit, and image forming apparatus | Kumiko Hatakeyama, Masahide Yamashita | 2011-07-26 |
| 7979016 | Image forming apparatus and protective agent block | Kumiko Hatakeyama, Kunio Hasegawa, Masahide Yamashita | 2011-07-12 |
| 7826787 | Protective-agent applying device, process cartridge, and image forming apparatus | Kumiko Hatakeyama, Masahide Yamashita | 2010-11-02 |
| 7738829 | Process cartridge including photoconductor pre-coated with protective agent and image forming apparatus using same | Kumiko Hatakeyama, Masahide Yamashita | 2010-06-15 |
| 7734242 | Protective layer setting unit, process cartridge, and image forming apparatus using same | Kumiko Hatakeyama, Masahide Yamashita | 2010-06-08 |
| 7693476 | Image forming apparatus with protective agent applying unit and process cartridge | Kumiko Hatakeyama, Masahide Yamashita | 2010-04-06 |
| 7583914 | Charge member, charge apparatus, process cartridge, and image forming apparatus | Kumiko Hatakeyama | 2009-09-01 |
| 7486914 | Electrophotographic image forming apparatus, process cartridge and image forming method wherein lubricant is supplied to a surface of an image bearing member | Keisuke Shimoyama, Hideo Nakamori, Shinji Nousho | 2009-02-03 |
| 7315711 | Image forming apparatus, process cartridge and cleaningless system | Osamu Ariizumi, Masahide Yamashita, Koji Suzuki, Yasushi Koichi, Shigekazu Enoki +3 more | 2008-01-01 |
| 7295802 | Image forming apparatus using a cleaning unit for preventing noises | Michio Kimura, Jun Aoto | 2007-11-13 |
| 7250244 | Image forming apparatus | Yuka Miyamoto | 2007-07-31 |
| 7218879 | Image forming apparatus controlling polarity of residual toner and process cartridge for use in the same | Shigekazu Enoki, Koji Suzuki, Yasushi Koichi, Osamu Ariizumi, Kumiko Hatakeyama +3 more | 2007-05-15 |
| 7181156 | Image forming apparatus using a cleaning member for preventing noises and process cartridge therefor | Michio Kimura, Jun Aoto | 2007-02-20 |
| 7027759 | Apparatus having endless belt with roughened guide | Michio Kimura, Hideo Nakamori, Shinji Nousyo, Akihiro Sugino | 2006-04-11 |