Issued Patents All Time
Showing 1–25 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12174555 | Developing device | Yu Fukasawa, Takuya Kawakami | 2024-12-24 |
| 12074048 | Substrate processing apparatus and substrate processing method | Hiroki Harada, Tatsuhiko Tsujihashi, Tokutarou Hayashi, Tsuyoshi OTSUKA | 2024-08-27 |
| 11841636 | Developing device to reduce leakage of developer | Yu Fukasawa, Takuya Kawakami | 2023-12-12 |
| 11561485 | Developing apparatus to increase adhesion between a seal member and a regulation portion in the developing apparatus | Takuya Kawakami, Yu Fukasawa | 2023-01-24 |
| 11275326 | Developing device to reduce leakage of developer | Yu Fukasawa, Takuya Kawakami | 2022-03-15 |
| 11204565 | Developing apparatus to increase adhesion between a seal member and a regulation portion in the developing apparatus | Takuya Kawakami, Yu Fukasawa | 2021-12-21 |
| 10866533 | Image forming apparatus | Takahiro Kawamoto, Kazuhiro Okubo, Masanori Tanaka, Jun Miura | 2020-12-15 |
| 10656553 | Image forming apparatus capable of efficiently reducing the influence of discharge products adhering to the surface of an image bearing member | Takayuki Namiki | 2020-05-19 |
| 10627749 | Image forming apparatus having transfer power source that applies voltage to secondary transfer member to perform secondary transfer of toner images from electrically conductive intermediate transfer belt to recording materials, toner images on image carrier primarily transferred to belt by transfer power source and contact member in which an electric potential is formed by constant-voltage element, transfer power source and auxiliary power source | Shinji Katagiri, Masaru Ohno, Tsuguhiro Yoshida, Takeo Kawanami, Taro Minobe +1 more | 2020-04-21 |
| 10571823 | Image forming apparatus having recovery of toner by developing member, control of charging voltage and charging member cleaning operation | Kazuhiro Okubo, Masanori Tanaka, Takahiro Kawamoto, Jun Miura | 2020-02-25 |
| 10558138 | Image forming apparatus | Masanori Tanaka, Kazuhiro Okubo, Takahiro Kawamoto, Jun Miura | 2020-02-11 |
| 10539906 | Image forming apparatus to acquire image bearing member surface potentials | Kazuhiro Okubo, Takahiro Kawamoto, Masanori Tanaka, Jun Miura | 2020-01-21 |
| 10493737 | Thermoplastic resin composition for matting, fluorine-based matte film, and fluorine-based matte layered film | Yasunori Kawase, Koichiro Sanefuji | 2019-12-03 |
| 10452021 | Process cartridge and electrophotographic image forming apparatus | Daisuke Miura, Shuhei Iwasaki, Akira Sakakibara, Tatsuya Yamaai, Kazunori Noguchi +2 more | 2019-10-22 |
| 10295926 | Image forming apparatus | Takahiro Kawamoto, Kazuhiro Okubo, Masanori Tanaka, Jun Miura | 2019-05-21 |
| 10254694 | Image forming apparatus | Jun Miura, Kazuhiro Okubo, Takahiro Kawamoto, Masanori Tanaka | 2019-04-09 |
| 10241445 | Image forming apparatus | Shunsuke Mizukoshi, Takaaki Shinkawa, Jun Miura, Takahiro Ikeda | 2019-03-26 |
| 10216143 | Image forming apparatus having a lubricant and developer of opposite polarity | Satoru Motohashi | 2019-02-26 |
| 10197939 | Image forming apparatus with a control that compensates for changing humidity | — | 2019-02-05 |
| 10180643 | Image forming apparatus having intermediate transfer belt, secondary transfer member that contacts outer surface of intermediate transfer belt, opposed member opposed to secondary transfer member via intermediate transfer belt, contact member that contacts inner surface of intermediate transfer belt, and constant-voltage element through which opposed member and contact member are grounded | Shinji Katagiri, Masaru Ohno, Tsuguhiro Yoshida, Takeo Kawanami, Taro Minobe +1 more | 2019-01-15 |
| 10015466 | Spatial information visualization apparatus, storage medium, and spatial information visualization method | Yoshihiro Maruyama, Makoto Hatakeyama, Tetsuo Endoh, Shohei Matsumoto | 2018-07-03 |
| 9897942 | Image forming apparatus controlling contact pressure between image bearing member and transfer device | Shunsuke Mizukoshi, Takaaki Shinkawa, Jun Miura, Takahiro Ikeda | 2018-02-20 |
| 9874848 | Image forming apparatus having a lubricant and developer of opposite polarity | Satoru Motohashi | 2018-01-23 |
| 9874830 | Image forming apparatus with a control that compensates for changing humidity | — | 2018-01-23 |
| 9817342 | Image forming apparatus using stretch member and contact member to maintain potential with a current flowing to intermediate transer belt | Shinji Katagiri, Masaru Ohno, Tsuguhiro Yoshida, Takeo Kawanami, Taro Minobe +1 more | 2017-11-14 |