Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10365581 | Developing device and image forming apparatus including same | Kenichi Tamaki | 2019-07-30 |
| 10175633 | Image forming apparatus | — | 2019-01-08 |
| 9513579 | Developer replenishing apparatus including container having moving wall | Ikuo Makie | 2016-12-06 |
| 9098017 | Image forming apparatus | — | 2015-08-04 |
| 8903266 | Developing device and image forming apparatus | — | 2014-12-02 |
| 8889649 | Composition containing antisense oligonucleotide to micro RNA | Koichi Nakashiro, Hiroshi Tanaka | 2014-11-18 |
| 8750765 | Developing device and image forming apparatus provided therewith | Akihiro Watanabe, Hiroshi Yamazaki | 2014-06-10 |
| 8715931 | Method for analyzing cervical lymph node metastasis, and tumor marker for head and neck cancer | Koichi Nakashiro, Hiroyuki Goda | 2014-05-06 |
| 8249489 | Developing unit and image forming device | Akihiro Watanabe, Masashi Fujishima, Hiroshi Yamazaki, Asami Kotera, Sayo Uemura | 2012-08-21 |
| 8190071 | Developing device forming toner layer by magnetic brush and image forming apparatus using same | — | 2012-05-29 |
| 8175503 | Developing device and image forming apparatus with intermediate roller for assuring efficient circulation of developer | Asami Kotera | 2012-05-08 |
| 8112020 | Developing device and image-forming apparatus | Sayo Mabuchi, Akihiro Watanabe, Masashi Fujishima, Hiroshi Yamazaki, Asami Kotera | 2012-02-07 |
| 8010025 | Developing unit and image forming device | Akihiro Watanabe, Masashi Fujishima, Hiroshi Yamazaki, Asami Kotera, Sayo Uemura | 2011-08-30 |
| 7826782 | Developing device and image forming apparatus | Asami Kotera, Akihiro Watanabe, Masashi Fujishima, Hiroshi Yamazaki, Sayo Uemura | 2010-11-02 |
| 7555247 | Toner conveying device, developing device, and image forming device having the same | Koji Suenami, Takaaki Kamei, Asami Kotera, Yoshihiro Yamagishi, Eiji Nimura +1 more | 2009-06-30 |
| 7466943 | Image forming apparatus comprising a developer roller | Koji Suenami, Hirohisa Endou | 2008-12-16 |
| 7421226 | Developing device and image forming apparatus | Koji Suenami, Eiji Nimura, Hirohisa Endou, Yoshihiro Yamagishi | 2008-09-02 |
| 7421227 | Developing device and image forming apparatus | Takaaki Kamei, Yoshihiro Yamagishi, Koji Suenami, Hirohisa Endou | 2008-09-02 |
| 5805959 | Process unit | Hiroyuki Hazama, Masaru Watanabe, Takashi Terada, Hirotsugu Ogawa, Masanobu Maeshima | 1998-09-08 |
| 5752132 | Process unit | Hiroyuki Hazama, Masaru Gotoh, Takashi Terada, Nobuhiro Nakajima, Nariaki Tanaka | 1998-05-12 |
| 5634174 | Developer apparatus having toner concentration control | Shingo Mori, Takashi Nagashima, Kiyoaki Miyamoto, Yukihiro Aikawa | 1997-05-27 |
| 5121165 | Developer unit and a toner hopper for an image forming device | Seitaro Yoshida, Kunio Nakai, Shinji Ogaki, Hiroshi Kageyama, Sueaki Okamoto +2 more | 1992-06-09 |
| 4966355 | Copying paper feeding device for an alignment tray of a copy machine | Toshinobu Katafuchi | 1990-10-30 |