Issued Patents All Time
Showing 51–75 of 88 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7058653 | Tree system diagram output method, computer program and recording medium | Hiroyuki Okamoto | 2006-06-06 |
| 7050739 | Image forming apparatus with horizontal structural members | Kazuyuki Shimada, Tomohiro Nakajima | 2006-05-23 |
| 7027751 | Electrophotographic image forming apparatus having residual toner collection | Tetsuroh Miura, Katsuaki Miyawaki, Takeshi Saitou, Takeo Suda, Yasuo Suzuki | 2006-04-11 |
| 6987944 | Cleaning device and image forming apparatus using the cleaning device | Masahiko Shakuto, Osamu Naruse, Naomi Sugimoto, Takahiko Tokumasu, Kenji Sugiura +1 more | 2006-01-17 |
| 6980757 | Image forming apparatus with beam slots | Kazuyuki Shimada, Tomohiro Nakajima | 2005-12-27 |
| 6917775 | Dismountable image forming cartridge, and a corresponding image forming apparatus and method | Kazuyuki Shimada, Tomohiro Nakajima | 2005-07-12 |
| 6819892 | Electrophotographic image forming apparatus including air conditioning means for removing harmful substances | Yusuke Takeda, Tsukuru Kai, Satoshi Muramatsu, Masanori Suzuki, Yasuo Suzuki +1 more | 2004-11-16 |
| 6799012 | Cleaning device and image forming apparatus using the same | Masahiko Shakuto, Osamu Naruse, Naomi Sugimoto | 2004-09-28 |
| 6768886 | Image forming apparatus | Kazuyuki Shimada, Tomohiro Nakajima | 2004-07-27 |
| 6760557 | Image forming apparatus | Kazuyuki Shimada, Tomohiro Nakajima | 2004-07-06 |
| 6721523 | Charging device, image forming unit and image forming device | Kenji Sugiura, Takahiko Tokumasu, Tohru Nakano | 2004-04-13 |
| 6697588 | Image forming apparatus | Kazuyuki Shimada, Tomohiro Nakajima | 2004-02-24 |
| 6681096 | Image formation apparatus, printer, copying machine, and facsimile device | Takashi Seto, Masakazu Muranaka | 2004-01-20 |
| 6669189 | Image forming apparatus | Takashi Seto, Seiji Hoshino, Hiromichi Matsuda | 2003-12-30 |
| 6580887 | Image forming apparatus including structural members between consecutive optical writing devices | Kazuyuki Shimada, Tomohiro Nakajima | 2003-06-17 |
| 6470169 | Image forming apparatus and method, a printer, a copying machine, a facsimile device set, and complex machine | — | 2002-10-22 |
| 6466754 | Image forming apparatus for reducing banding caused by vibration of stacked image forming cartridges | Kazuyuki Shimada, Tomohiro Nakajima | 2002-10-15 |
| 6400917 | Image forming apparatus for reducing banding caused by vibration of stacked image forming cartridges | Kazuyuki Shimada, Tomohiro Nakajima | 2002-06-04 |
| 6381435 | Color image forming apparatus | Tadashi Shinohara, Toshiya Sato, Mitsugu Sugiyama, Nobuo Iwata, Motonori Hanada +1 more | 2002-04-30 |
| 6345170 | Image forming apparatus for single-sided operation including a reversing device | Takashi Seto, Masakazu Muranaka | 2002-02-05 |
| 6295435 | Image forming apparatus which corrects deviations between images of different colors | Tadashi Shinohara, Kiyoshi Ohshima, Mitsugu Sugiyama | 2001-09-25 |
| 6236820 | Image forming apparatus for reducing banding caused by vibration of stacked image forming cartridges | Kazuyuki Shimada, Tomohiro Nakajima | 2001-05-22 |
| 6034792 | Image reading device having two document setting sections | Takashi Taruki, Makoto Tanaka, Masashi Kohchi, Hisayo Ohshita | 2000-03-07 |
| 5765087 | Color image forming method and color image forming apparatus practicable therewith | Hidetoshi Yano, Takayuki Kimura, Masako Yoshii, Hiroyasu Itou | 1998-06-09 |
| 5740494 | Configured to enhance toner collecting efficiency and toner redepositing efficiency | Hisashi Shoji, Osamu Endo, Kei Yasutomi, Masako Yoshii, Hidetoshi Yano +1 more | 1998-04-14 |