Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7522850 | Image forming apparatus, process cartridge, developing unit, and image forming method | Kazuhito Watanabe, Satoshi Narumi, Shinji Tamaki, Satoshi Hatori, Tsutomu Katoh +2 more | 2009-04-21 |
| 7298991 | Image forming apparatus and image transferring unit for use in the same | Yoshiyuki Kimura, Takeshi Saito, Atsushi Sampe | 2007-11-20 |
| 7158730 | Image forming apparatus, process cartridge, developing unit, and image forming method | Kazuhito Watanabe, Satoshi Narumi, Shinji Tamaki, Satoshi Hatori, Tsutomu Katoh +2 more | 2007-01-02 |
| 7127195 | Image forming apparatus and image transferring unit for use in the same | Yoshiyuki Kimura, Takeshi Saito, Atsushi Sampe | 2006-10-24 |
| 6996354 | Image forming apparatus and image transferring unit for use in the same | Yoshiyuki Kimura, Takeshi Saito, Atsushi Sampe | 2006-02-07 |
| 6611672 | Image forming apparatus, monocolor image forming apparatus, toner recycling apparatus and intermediate transfer member | Katsuhiro Aoki, Tsumori Satoh, Yuuji Sawai, Mitsuru Takahashi, Hajime Oyama +2 more | 2003-08-26 |
| 5166739 | Sheet discharging device for image forming equipment | Masanori Katsuki, Tsuyoshi Yoshimura, Takeshi Iijima | 1992-11-24 |
| 5019867 | Image forming apparatus having a removable processing unit | Takeshi Yamakawa | 1991-05-28 |
| 5008711 | Image forming apparatus | Koji Sakamoto, Nobuo Iwata, Hisao Murayama, Susumu Takahashi, Kenya Komada | 1991-04-16 |
| 4931840 | Cleaning device | Shuichi Endo | 1990-06-05 |
| 4908661 | Holder device for handling an image carrier of an image forming apparatus | Nobuo Iwata, Koji Sakamoto | 1990-03-13 |
| 4862209 | Image forming apparatus having a removable image forming process kit | Koji Sakamoto | 1989-08-29 |
| 4862212 | Image forming apparatus | Koji Sakamoto, Mitsuru Satoh | 1989-08-29 |
| 4768062 | Cleaning device | Shuichi Endo | 1988-08-30 |
| 4595280 | Blade cleaning device | Kinzi Saito, Ichiro Fukushima | 1986-06-17 |
| 4412736 | Collection of suspended toner particles | Koji Sakamoto | 1983-11-01 |
| 4319832 | Toner separation and recovery apparatus | Koji Sakamoto, Masayuki Hayashi, Yutaka Koizumi | 1982-03-16 |
| 4188109 | Fixing apparatus for electrophotography | Hiroyuki Idenawa, Yukihiro Ohno | 1980-02-12 |