Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE49143 | Image forming apparatus | Rin Ishikawa | 2022-07-19 |
| 11048191 | Developer supply container | Masataka Fumoto, Dai Kanai | 2021-06-29 |
| 10809649 | Developer supply container | Masataka Fumoto, Dai Kanai | 2020-10-20 |
| 9535365 | Image forming apparatus | Rin Ishikawa | 2017-01-03 |
| 8172226 | Sheet conveyance device and image forming apparatus | Ayumu Murakami, Haruhisa Oshida, Yuichi Yamamoto, Yusuke Imai, Takuma Koizumi +1 more | 2012-05-08 |
| 8149473 | Image reading apparatus | Haruhisa Oshida, Yuichi Yamamoto, Ayumu Murakami, Takuma Koizumi, Toshifumi Itabashi +1 more | 2012-04-03 |
| 8139995 | Image forming apparatus | Takashi Fujita, Hiromasa Katayama, Koji Nojima | 2012-03-20 |
| 8020861 | Sheet conveyance device and image forming apparatus | Toshifumi Itabashi, Yusuke Imai, Takuma Koizumi, Ayumu Murakami, Yuichi Yamamoto +1 more | 2011-09-20 |
| 8020862 | Sheet conveyance device, image forming apparatus and image reading apparatus | Yusuke Imai, Toshifumi Itabashi, Takuma Koizumi, Ayumu Murakami, Yuichi Yamamoto +1 more | 2011-09-20 |
| 7952576 | Image processing apparatus and method thereof | Eiji Toyosawa | 2011-05-31 |
| 7857304 | Image forming apparatus | Takuma Koizumi, Daijiro Kato | 2010-12-28 |
| 7837114 | Image forming method and system | — | 2010-11-23 |
| 7809304 | Duct for image forming apparatus | Fukashi Hatano | 2010-10-05 |
| 7787161 | Image reading device and image forming apparatus | — | 2010-08-31 |
| 7548351 | Image reading device and image forming apparatus | Yusuke Imai, Toshifumi Itabashi, Takuma Koizumi, Ayumu Murakami, Yuichi Yamamoto +1 more | 2009-06-16 |
| 7433610 | Image forming apparatus having shielded area in which non-contact wireless communication occurs | — | 2008-10-07 |
| 7421381 | Design support method and design support program | — | 2008-09-02 |
| 7195171 | Image forming method and system | — | 2007-03-27 |
| 6236828 | Image forming apparatus | Katsumi Munenaka | 2001-05-22 |
| 5593068 | Toner supply apparatus and toner cartridge therefor | Kunihiko Kitayama, Toshiaki Nagashima | 1997-01-14 |
| 5537193 | Image forming apparatus with recording sheet separating device | Takashi Hasegawa, Isao Kumada, Yukio Shimada, Hisakazu Ohkubo, Yoichi Kimura +1 more | 1996-07-16 |
| 5491542 | Developer supplying container and assembling method thereof | Toshiaki Nagashima, Kunihiko Kitayama | 1996-02-13 |
| 5350973 | Cathode-ray tube apparatus having a reduced leak of magnetic fluxes | Masahiro Yokota, Hideo Mori | 1994-09-27 |
| 5161575 | Direction selector valve having load-sensing function | Rindo Morikawa, Toichi Hirata, Yusuke Kajita, Genroku Sugiyama | 1992-11-10 |