Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10146152 | Developing device, assembly body, and image forming apparatus including a blocking member | — | 2018-12-04 |
| 10031440 | Developing device and image forming member including a clearance closing member with grooves | Takashi Nakamura, Takashi Sakamoto, Takafumi Wakai | 2018-07-24 |
| 9164418 | Developing device, and image forming apparatus using the same | Masaru Sakuma, Shinji Mitsui, Yasuyuki Tsutsumi, Kazuaki Iikura, Yosuke Ninomiya +4 more | 2015-10-20 |
| 9128413 | Developing device, and image forming apparatus using the same | Shinji Mitsui, Yasuyuki Tsutsumi, Kazuaki Iikura, 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 | Yasuyuki Tsutsumi, Shinji Mitsui, Kazuaki Iikura, Yosuke Ninomiya, Yoshifumi Ozaki +4 more | 2015-06-23 |
| 9037049 | Developing device, and image forming apparatus using the same | — | 2015-05-19 |
| 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 |