Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8988739 | Image reading apparatus | — | 2015-03-24 |
| 8172226 | Sheet conveyance device and image forming apparatus | Ayumu Murakami, Yuichi Yamamoto, Yusuke Imai, Kiyoshi Oyama, Takuma Koizumi +1 more | 2012-05-08 |
| 8149473 | Image reading apparatus | Yuichi Yamamoto, Ayumu Murakami, Takuma Koizumi, Kiyoshi Oyama, Toshifumi Itabashi +1 more | 2012-04-03 |
| 8064105 | Image scanning device and image forming device | Ayumu Murakami, Shoko Magata, Takeshi Aoyama, Yuichi Yamamoto, Takayuki Suga | 2011-11-22 |
| 8020861 | Sheet conveyance device and image forming apparatus | Toshifumi Itabashi, Yusuke Imai, Kiyoshi Oyama, Takuma Koizumi, Ayumu Murakami +1 more | 2011-09-20 |
| 8020862 | Sheet conveyance device, image forming apparatus and image reading apparatus | Kiyoshi Oyama, Yusuke Imai, Toshifumi Itabashi, Takuma Koizumi, Ayumu Murakami +1 more | 2011-09-20 |
| 7755812 | Image reading apparatus, and image expansion and contraction correcting method | Takeshi Aoyama, Shoko Magata, Ayumu Murakami, Yuichi Yamamoto, Takayuki Suga | 2010-07-13 |
| 7548351 | Image reading device and image forming apparatus | Yusuke Imai, Toshifumi Itabashi, Kiyoshi Oyama, Takuma Koizumi, Ayumu Murakami +1 more | 2009-06-16 |
| 7515312 | Image scanning device and image forming device | Ayumu Murakami, Shoko Magata, Takeshi Aoyama, Yuichi Yamamoto, Takayuki Suga | 2009-04-07 |
| 7463392 | Image reader and image forming apparatus | Yuichi Yamamoto, Takeshi Aoyama, Ayumu Murakami, Shoko Magata, Takayuki Suga | 2008-12-09 |
| D479729 | Image forming apparatus | Takashi Kusanagi, Kazuki Yokokawa | 2003-09-16 |
| 6408147 | Image forming apparatus and sheet stacking system | — | 2002-06-18 |
| 5943528 | Toner accommodating container with a gripping cover feature usable with a process cartridge, a process cartridge using the same, and an apparatus using the process cartridge | Takashi Akutsu, Yoshikazu Sasago, Toshiyuki Karakama, Kanji Yokomori, Shinya Noda | 1999-08-24 |
| 5920752 | Process cartridge including a toner frame swingably coupled with a drum frame feature and a grip feature, and an apparatus using the same | Toshiyuki Karakama, Isao Ikemoto, Yoshikazu Sasago, Shinya Noda | 1999-07-06 |
| 5899602 | Process cartridge, process cartridge assembly method, and image forming apparatus | Shinya Noda, Yoshikazu Sasago, Toshiyuki Karakama | 1999-05-04 |
| 5890036 | Process cartridge, process cartridge assembly method, and image forming apparatus | Toshiyuki Karakama, Isao Ikemoto, Yoshikazu Sasago, Shinya Noda | 1999-03-30 |
| 5878310 | Process cartridge, assembling method for process cartridge and electrophotographic image forming apparatus | Shinya Noda, Yoshikazu Sasago, Toshiyuki Karakama, Shigeo Miyabe | 1999-03-02 |
| 5774766 | Process cartridge, process cartridge assembly method, and electrophotographic image forming apparatus | Toshiyuki Karakama, Isao Ikemoto, Yoshikazu Sasago, Shinya Noda | 1998-06-30 |
| 5749027 | Process cartridge, process cartridge assembly method, and image forming apparatus | Isao Ikemoto, Yoshikazu Sasago, Toshiyuki Karakama, Shinya Noda | 1998-05-05 |
| 5682574 | Developing apparatus having reciprocating cleaning device for photodetector | Keiji Okano, Masahide Kinoshita, Koji Takahashi, Yasushi Shimizu, Akira Domon | 1997-10-28 |
| 5655175 | Developing apparatus having light transmitting window | — | 1997-08-05 |
| 5589918 | Process cartridge, assembling method therefor and electrophotographic apparatus | Keiji Okano, Masahide Kinoshita, Koji Takahashi, Yasushi Shimizu, Akira Domon | 1996-12-31 |
| 5564690 | Sheet supply apparatus | — | 1996-10-15 |