Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7742718 | Developing device preventing damage by toner and image forming apparatus having the same | Masanobu Maeshima, Teruhiko Inada | 2010-06-22 |
| 7644803 | Silencing device | — | 2010-01-12 |
| 6163660 | Image-forming machine equipped with an exchangeable developing unit | Masanobu Maeshima, Hiroshi Kubota, Koichi Yasuda, Shigeki Hayashi | 2000-12-19 |
| 6128100 | Image forming apparatus and method for assembling the same | Takeshi Uemura, Shinichi Tanaka | 2000-10-03 |
| 6014541 | Device for recovering toner in an image-forming machine | Hisahiro Kato, Akinobu Nakahata, Michio Uchida, Shinya Kawakami, Hiroshi Inui | 2000-01-11 |
| 5862446 | Drive switching mechanism for use in image input apparatus | Atsushi Yoshihara, Masami Shibahara | 1999-01-19 |
| D398633 | Developer unit for an image forming apparatus | Hisahiro Kato, Akinobu Nakahata | 1998-09-22 |
| 5546174 | Cleaning mechanism of a fixing device in an image forming apparatus | Susumu Taniguchi, Shinji Kameyama | 1996-08-13 |
| 5485252 | Electrifying device for an image forming apparatus | Hiroshi Ishida | 1996-01-16 |
| 5453823 | Image forming apparatus employing non-contact bias roller transfer | Susumu Taniguchi, Hiroshi Ishida | 1995-09-26 |
| D359754 | Developing unit for forming an image | Hiroshi Ishida, Masayuki Mizuno | 1995-06-27 |
| 5424818 | Toner image transferring apparatus and positional arrangement of conveying roller | Osamu Yoshimura, Shigeki Hayashi, Hiroshi Ishida, Hiroshi Kubota, Yasuo Hatade +2 more | 1995-06-13 |
| D358164 | Photoconductor unit for forming an image | Hiroshi Ishida, Masayuki Mizuno | 1995-05-09 |
| 5345299 | Image-forming machine with toner image transfer means having a charge supply zone and a transfer zone | Hiroshi Kimura, Hiroshi Ishida, Masanobu Maeshima, Koichi Yasuda, Shigeki Hayashi +4 more | 1994-09-06 |
| 5337128 | Image-forming machine with toner image transfer means | Hiroshi Kimura, Hiroshi Ishida, Masanobu Maeshima, Koichi Yasuda, Shigeki Hayashi +4 more | 1994-08-09 |
| D323495 | Facsimile transceiver | Masayuki Mizuno, Shigetoshi Ishikawa | 1992-01-28 |
| 4914525 | Image processing machine | Yuji Abe, Kenji Sakaue, Taiichi Jinno, Kazuo Nakamura, Katsumi Nagata | 1990-04-03 |
| 4692019 | Document size detecting device | Kiyoshi Morimoto, Masuo Kawamoto, Hiroshi Kobayashi, Hideaki Tsudaka, Hiroshi Kimura | 1987-09-08 |
| 4659214 | Document detecting apparatus | Yoshinobu Takemura, Masuo Kawamoto, Katsumi Nagata | 1987-04-21 |