Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8090306 | Waste-toner collection system and image forming apparatus having the same | Mitsuhiro Goda | 2012-01-03 |
| 7948200 | Motor drive device, image reading device, image forming apparatus, and motor drive method | Masatake Ohmori, Mitsuo Shinya, Hirokazu Goto, Toshiaki Nomura | 2011-05-24 |
| 7929899 | Waste toner container, waste toner-accumulating structure, and image forming apparatus equipped therewith | Shinobu Oohata | 2011-04-19 |
| 7865092 | Waste toner collecting device and image forming apparatus incorporating the same | Koji Murata, Chisato Hatakeyama | 2011-01-04 |
| 7734222 | Image forming apparatus with flexible tube for cooling air and guide channel for flexible tube | Chisato Hatakeyama, Masami Ikeda, Keiichi Funaki | 2010-06-08 |
| 7725070 | Waste toner collecting device and image forming apparatus loaded therewith | Koji Murata | 2010-05-25 |
| 5708928 | Compact cleaning apparatus for image forming apparatus | — | 1998-01-13 |
| 5485251 | Cleaning device for an electrostatic charger | Hideki Kita, Akira Nakamura, Toshinobu Katafuchi | 1996-01-16 |
| 5408303 | Positioning mechanism for a cleaning device provided in an image forming apparatus | Hideki Kita, Akira Nakakuma, Toshimitsu Takeuchi | 1995-04-18 |
| 5390009 | Developing device | Akira Nakakuma | 1995-02-14 |
| 5379096 | Developing device | Akira Nakakuma | 1995-01-03 |
| 5311260 | Developing device | Akira Nakakuma | 1994-05-10 |
| 5293206 | Color image forming apparatus with optium operation of developing device positioning mechanism | Takao Ichihashi, Syuji Yamada, Masashi Matsumoto, Mayumi Uramoto | 1994-03-08 |
| 5182584 | Multicolor developing device with improved movable frame arrangement | Hideki Kita, Akira Nakakuma, Toru Taniguchi, Hidehiro Fukui, Yoshinobu Takemura | 1993-01-26 |