Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11454904 | Image forming apparatus having detachable image bearing and transfer belt mechanisms | — | 2022-09-27 |
| 11150597 | Powder processing apparatus | Takashi ANZAI, Takahiro Kimura, Tetsuji Okamoto | 2021-10-19 |
| 11022927 | Image formation device | Takashi Akaike | 2021-06-01 |
| 10691050 | Pressure-applying device, fixing device, and image forming apparatus | Motoyuki Yagi, Noriaki Kishi, Masahiro Akatsuka | 2020-06-23 |
| 10241450 | Fixing device and image forming apparatus including a potential-difference application unit | Sou Morizaki, Yasutaka Gotoh, Jouta KOBAYASHI, Kazuyoshi Itoh, Yasushi Nagata +1 more | 2019-03-26 |
| 9471025 | Contact member, image carrier, and image forming apparatus | — | 2016-10-18 |
| 9436119 | Image forming apparatus having a removable unit with a driving portion | Kaoru Watanabe, Kazuhiro Saito, Lei Yuan, Satoshi Miyawaki, Atsuna Saiki | 2016-09-06 |
| 9429897 | Image forming apparatus | Lei Yuan, Kaoru Watanabe, Kazuhiro Saito | 2016-08-30 |
| 9360830 | Image forming apparatus having a support unit to move a light element of the image forming apparatus | Hiroshi Shokaku, Kaoru Watanabe, Kazuhiro Saito | 2016-06-07 |
| 9354585 | Contact member, image carrier, and image forming apparatus | Hiroshi No, Koji Tadokoro, Shinya Makiura | 2016-05-31 |
| 9335706 | Contact member, image carrier, and image forming apparatus | — | 2016-05-10 |
| 9164418 | Developing device, and image forming apparatus using the same | Masaru Sakuma, Munenobu Okubo, Shinji Mitsui, Yasuyuki Tsutsumi, Yosuke Ninomiya +4 more | 2015-10-20 |
| 9128413 | Developing device, and image forming apparatus using the same | Shinji Mitsui, Munenobu Okubo, Yasuyuki Tsutsumi, Yosuke Ninomiya, Yoshifumi Ozaki +4 more | 2015-09-08 |
| 9063466 | Developing device having an attaching unit for attaching developer and image forming apparatus including the same | Munenobu Okubo, Yasuyuki Tsutsumi, Shinji Mitsui, Yosuke Ninomiya, Yoshifumi Ozaki +4 more | 2015-06-23 |
| 9028384 | Rotating body and bearing | — | 2015-05-12 |
| 9002244 | Image forming apparatus including developing device using toner holding member with specific surface roughness | Yoshifumi Ozaki, Shinji Mitsui, Akihiko Noda, Masahiro Andoh, Hisashi Murase +6 more | 2015-04-07 |
| 8953983 | Image forming apparatus and transport device | Yasuhiro Warita, Satoshi Miyawaki | 2015-02-10 |
| 8781354 | Image-forming apparatus | — | 2014-07-15 |
| 8731428 | Image-forming apparatus with grounded metallic supporting portion | — | 2014-05-20 |
| 8472846 | Developer collection container having first and second developer conveyance members | Kaoru Watanabe | 2013-06-25 |
| 8422912 | Image forming cartridge and image forming device | Kaoru Watanabe | 2013-04-16 |
| 8295730 | Image forming apparatus having an image forming part and a detachable developer recovery container | — | 2012-10-23 |
| 8055154 | Protection cover, and process cartridge and image forming apparatus using the same | Toshiyuki Matsui | 2011-11-08 |
| 7693478 | Image-forming apparatus having an approach and separation mechanism | Shigeru Tanaka, Tomokazu Kurita, Satoshi Honobe, Junichi Ozawa, Hiroki Ando +2 more | 2010-04-06 |
| 7389067 | Developer cartridge of an image forming apparatus for removably mounting | Masaya Okamoto | 2008-06-17 |