Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7283755 | Remaining toner detection apparatus and image forming apparatus provided with same | Akira Nakakuma, Hideaki Kurimoto, Kiyofumi Morimoto | 2007-10-16 |
| 7263317 | Particle discharge apparatus and image forming apparatus | Hiroshi Kubota, Yoshio Sakagawa, Takeshi Takayama, Jun Yamaguchi | 2007-08-28 |
| 7177577 | Particles supply apparatus and image forming apparatus | Hiroshi Kubota, Akira Nakakuma, Takeshi Takayama, Jun Yamaguchi | 2007-02-13 |
| 7020416 | Image forming apparatus with arrangement for controlling assembly order | Keiji Kato, Toshio Nishino, Fumito Mizoguchi, Wataru Yoshida, Atsushi Inoue +1 more | 2006-03-28 |
| 6853821 | Image forming device and toner device | Keiji Kato, Toshio Nishino, Atsushi Inoue, Toshihide Ohgoshi, Humito Mizoguchi +1 more | 2005-02-08 |
| 6792217 | Use status detecting mechanism and image-producing unit | Toshio Nishino, Takeshi Wakabayashi, Toshihide Ohgoshi | 2004-09-14 |
| 6741822 | Image forming apparatus with members for holding a cartridge | Wataru Yoshida, Toshihide Ohgoshi, Toshio Nishino, Atsushi Inoue, Takahiko Kimura | 2004-05-25 |
| D462712 | Toner cartridge | Keiji Katou, Takahiko Kimura, Hiroshi Kubota, Yoshinori Otsuka, Yoshiki Ichikawa | 2002-09-10 |
| 6421517 | Toner supply device with rotatable agitating element | Toshio Nishino, Masatoshi Kaneshige, Hiroshi Tanisawa, Haruko Yoneda, Jun Yamaguchi +4 more | 2002-07-16 |
| 6415126 | Developing unit with agitator and conveying sheet for toner | Masatoshi Kaneshige, Toshio Nishino, Tsutomu Nagata, Hiroshige Araki, Yoshinori Otsuka | 2002-07-02 |
| 6385422 | Developing unit equipped with a toner replenishing device configured with a conveying sheet and rotator | Tsutomu Nagata, Masatoshi Kaneshige, Toshio Nishino, Hiroshi Tanisawa, Jun Yamaguchi +2 more | 2002-05-07 |
| 6360066 | Developing apparatus having stirring shafts with elliptic stirring vanes | Hiroshi Kawahito, Keiji Kato, Toshio Nishino, Jun Yamaguchi, Tsutomu Nagata | 2002-03-19 |
| 6347207 | Developing unit and toner replenishing device with conveying apparatus | Toshio Nishino, Hiroshi Tanisawa, Yoshinori Otsuka, Jun Yamaguchi, Tsutomu Nagata +2 more | 2002-02-12 |
| 6272298 | Developer cartridge | Jun Yamaguchi, Toshio Nishino, Yoshinori Otsuka, Hiroshi Tanisawa, Tsutomu Nagata | 2001-08-07 |
| 6226490 | Toner replenishing apparatus and image forming apparatus equipped with same | Syouichi Fujita, Itaru Kawabata, Hideji Saiko, Hirofumi Sakita, Masato Asanuma +2 more | 2001-05-01 |
| 6041207 | Apparatus for controlling the movement of magnetized developer material in a latent, electrostatic image developing deviced | Yoshiaki Sanada, Toshihiko Takaya, Takahiko Kimura, Masatoshi Kaneshige, Shuuhei Yamamoto | 2000-03-21 |
| 6035168 | Developing device having a reduced width in the horizontal direction | Jitsuo Masuda, Hiroshi Kawamoto, Makoto Uehara, Yasutaka Maeda, Takeshi Wakabayashi +6 more | 2000-03-07 |
| 6009295 | Developing apparatus | Takahiko Kimura, Jun Yamaguchi, Yoshiaki Sanada, Fumito Mizoguchi, Takao Hiroyasu | 1999-12-28 |
| 5978632 | Toner cartridge | Takahiko Kimura, Hideji Saiko, Yoshiaki Sanada, Jun Yamaguchi, Eiji Sato | 1999-11-02 |
| 5671476 | Image forming machine with cleaning drum brush driven by rotating drum | Kazuhiro Kimura, Hiroaki Yamaguchi, Hiroyuki Tsuji, Masaru Watanabe | 1997-09-23 |
| 5621507 | Electrostatic latent image-developing device and toner cartridge used therefor | Toshinori Nishimura, Akihiro Watanabe, Masahiro Higashitani | 1997-04-15 |
| RE34384 | Cleaning unit in electrophotographic copier | Tadakazu Ogiri | 1993-09-21 |
| 5177533 | Image forming apparatus | Hidehiro Tabuchi, Hiromi Sakata, Yasuhiro Matsuo, Hiroyuki Tsuji | 1993-01-05 |
| 5142335 | Electrostatic latent image-developing device and toner cartridge used therefor | Hiromi Sakata, Toshinori Nishimura, Shingo Mori, Yasuyuki Hirai | 1992-08-25 |
| 5136341 | Image forming apparatus having means for coordinating the input and discharge of copy paper | Yoshinobu Takemura, Kazuhiro Morimoto, Yasuyuki Hirai, Masahiro Higashitani, Mitsuru Adachi +7 more | 1992-08-04 |