Issued Patents All Time
Showing 26–50 of 88 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8094016 | Status determination method and image forming apparatus | Kohji Ue, Osamu Satoh, Masahide Yamashita, Jun Yamane, Masaichi Sawada | 2012-01-10 |
| 8064782 | Management device of an image forming apparatus | Kohji Ue, Jun Yamane, Osamu Satoh, Masahide Yamashita | 2011-11-22 |
| 7991321 | Image forming apparatus | Kazuyuki Shimada, Tomohiro Nakajima | 2011-08-02 |
| 7962054 | Image forming apparatus having a function of predicting device deterioration based on a plurality of types of operation control information | Kohji Ue, Osamu Satoh, Masahide Yamashita, Jun Yamane, Hitoshi Shimizu +2 more | 2011-06-14 |
| 7920800 | Image forming apparatus and failure detection method therefor | Kohji Ue, Osamu Satoh, Masahide Yamashita, Jun Yamane | 2011-04-05 |
| 7903269 | Abnormality determining apparatus, image forming apparatus including the abnormality determining apparatus, and abnormality determining method | Yoshinori Nakagawa, Hisashi Shoji, Satoshi Ouchi, Nekka Matsuura, Osamu Satoh +3 more | 2011-03-08 |
| 7801462 | Image forming apparatus having a plurality of photoconductive elements, a plurality of optical writing devices and a stay | Kazuyuki Shimada, Tomohiro Nakajima | 2010-09-21 |
| 7778555 | Abnormality determining apparatus, image forming apparatus, copying machine, and information obtaining method | Hisashi Shoji, Osamu Satoh, Hitoshi Shimizu, Katsuaki Miyawaki, Seiji Hoshino +4 more | 2010-08-17 |
| 7571185 | Tree system diagram output method, computer program and recording medium | Hiroyuki Okamoto | 2009-08-04 |
| 7457550 | Abnormality determining apparatus, image forming apparatus, copying machine, and information obtaining method | Hisashi Shoji, Osamu Satoh, Hitoshi Shimizu, Katsuaki Miyawaki, Seiji Hoshino +4 more | 2008-11-25 |
| 7457562 | Image forming apparatus with image forming cartridges arranged one above another | Kazuyuki Shimada, Tomohiro Nakajima | 2008-11-25 |
| 7444097 | Air-conditioned electrophotographic image forming apparatus | Yasuo Suzuki, Satoshi Igari, Katsuaki Miyawaki, Takeo Suda, Tetsuroh Miura +1 more | 2008-10-28 |
| 7382988 | Image forming apparatus | — | 2008-06-03 |
| 7383013 | Image forming apparatus using a contact or a proximity type of charging system including a protection substance on a moveable body to be charged | Kazuhiko Watanabe, Kenji Sugiura, Kazuhito Watanabe, Masahiko Shakuto, Daichi Yamaguchi +6 more | 2008-06-03 |
| 7359660 | Developing device, process cartridge and image forming apparatus loaded therewith | Shuji Hirai, Masaaki Yamada, Yoshinori Nakagawa | 2008-04-15 |
| 7340204 | Color image forming apparatus and process cartridge therefor | Masaaki Yamada, Kazumi Suzuki, Takeo Yamaguchi, Nekka Matsuura, Akio Kutsuwada +1 more | 2008-03-04 |
| 7327962 | Abnormality determining method, abnormality determining apparatus, and image forming apparatus | Hisashi Shoji, Osamu Satoh, Masaaki Yamada, Shuji Hirai, Yoshinori Nakagawa +5 more | 2008-02-05 |
| 7289746 | Charging device, process cartridge, and image forming apparatus | Masaaki Yamada, Tomoko Takahashi, Shuji Hirai, Yoshinori Nakagawa | 2007-10-30 |
| 7286786 | Image forming method and apparatus including dismountable cartridges | Kazuyuki Shimada, Tomohiro Nakajima | 2007-10-23 |
| 7240071 | Tree system diagram output method, computer program and recording medium | Hiroyuki Okamoto | 2007-07-03 |
| 7236720 | Image forming apparatus and process cartridge | Masanori Horike, Yohichiroh Miyaguchi, Nobuaki Kondoh, Katsuo Sakai | 2007-06-26 |
| 7203431 | Abnormality determining method, abnormality determining apparatus, and image forming apparatus | Hisashi Shoji, Osamu Satoh, Masaaki Yamada, Shuji Hirai, Yoshinori Nakagawa +5 more | 2007-04-10 |
| 7139509 | Image forming apparatus including image transfer belt conveying a recording medium upward | Kazuyuki Shimada, Tomohiro Nakajima | 2006-11-21 |
| 7110917 | Abnormality determining method, and abnormality determining apparatus and image forming apparatus using same | Nekka Matsuura, Hisashi Shoji, Satoshi Ouchi, Katsuaki Miyawaki, Osamu Satoh +6 more | 2006-09-19 |
| 7058335 | Process cartridge and image forming apparatus with toner fed cleaning mode | Kenji Sugiura, Nekka Matsuura, Takahiko Tokumasu, Kazuhito Watanabe, Noriyoshi Tarumi | 2006-06-06 |