Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11112737 | Fixing apparatus including a heat conducting member with an extending portion extending upstream of the heater | Ryo Morihara, Tomoo Akizuki, Tatsuya Kinukawa, Takeharu Nakada, Akihito Kanamori +2 more | 2021-09-07 |
| 10901351 | Image forming apparatus that changes a control target temperature in accordance with a number of sheets of recording material that have passed through an image heating portion | Ryo Morihara, Tomoo Akizuki | 2021-01-26 |
| 10725405 | Fixing device | Tomoo Akizuki, Tatsuya Kinukawa, Takeharu Nakada, Ryo Morihara | 2020-07-28 |
| 10725407 | Fixing apparatus | Ryo Morihara, Tomoo Akizuki, Tatsuya Kinukawa, Takeharu Nakada | 2020-07-28 |
| 10649375 | Image forming apparatus configured to set a start of a feeding operation based on a value related to a rate of temperature rise for a fixing portion | Takeharu Nakada, Tomoo Akizuki, Ryo Morihara | 2020-05-12 |
| 10359715 | Image forming apparatus | Takeharu Nakada, Tatsuya Kinukawa, Tomoo Akizuki, Ryo Morihara, Yusuke Nakazono +2 more | 2019-07-23 |
| 9891552 | Image forming apparatus performing toner purge processing | Tomoo Akizuki, Jun Hara | 2018-02-13 |
| 9423737 | Fixing apparatus | Takashi Narahara, Toru Imaizumi, Takanori Watanabe, Kazuhiro Doda, Takanori Mitani +1 more | 2016-08-23 |
| 9304458 | Image forming apparatus | Jun Hara, Tomoo Akizuki | 2016-04-05 |
| 9274474 | Fixing device | Masahito Omata, Shoichiro Ikegami, Terutaka Endo, Takeshi Niimura, Takehiko Suzuki +1 more | 2016-03-01 |
| 9250582 | Fixing apparatus | Masahito Omata, Shoichiro Ikegami, Sho Taguchi, Takeharu Nakada | 2016-02-02 |
| 9217972 | Fixing device of an image forming apparatus | Sho Taguchi, Masahito Omata, Shoichiro Ikegami, Takeharu Nakada | 2015-12-22 |
| 9182713 | Fixing apparatus | Takashi Narahara, Toru Imaizumi, Takanori Watanabe, Kazuhiro Doda, Takanori Mitani +1 more | 2015-11-10 |
| 8818227 | Image forming apparatus for shifting to a power saving mode after a lapse of a predetermined time | — | 2014-08-26 |
| 8646776 | Image forming apparatus with reversely-rotatable roller of differential velocities | Jun Agata, Kenji Matsuzaka, Kouichi Yamada, Masatoshi Takiguchi, Ryukichi Inoue +2 more | 2014-02-11 |
| 8229306 | Image forming apparatus and image forming method for preventing scattering of toner | Takehiko Suzuki | 2012-07-24 |
| 8099003 | Image forming apparatus and image forming method for eliminating image defects by considering a kind of transfer material | Takehiko Suzuki | 2012-01-17 |
| 7389079 | Image heating apparatus and flexible sleeve used for the same | Takashi Narahara, Jun Asami, Kenji Matsuzaka | 2008-06-17 |
| 7190917 | Image forming apparatus with divided output of DC high voltage source | Akiya Sato | 2007-03-13 |
| 7155136 | Image heating apparatus having heater for externally heating fixing roller | Koji Nihonyanagi, Toshio Miyamoto | 2006-12-26 |
| 7002105 | Image heating apparatus | — | 2006-02-21 |
| 6965742 | Image forming apparatus | Toshio Miyamoto, Koji Nihonyanagi | 2005-11-15 |
| 6859631 | Image forming apparatus and image forming method | Toshio Miyamoto, Koji Nihonyanagi | 2005-02-22 |
| 6763205 | Image heating apparatus with heater in form of a plate cooperable with a rotatable member to form a heating nip | Satoru Izawa, Masahiro Goto, Toshio Miyamoto, Eiji Uekawa, Koji Nihonyanagi | 2004-07-13 |
| 6701102 | Method and apparatus for controlling the temperature in a fixing device of an image forming apparatus | Hiroto Hasegawa, Toshio Miyamoto, Satoru Izawa, Kenji Kanari | 2004-03-02 |