Issued Patents All Time
Showing 26–50 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9983509 | Powder container, powder supply device and image forming apparatus | Junichi Matsumoto, Tsukuru Kai, Hiroshi Hosokawa, Tadashi Hayakawa, Yuzuru Ozawa | 2018-05-29 |
| 9964207 | Continuously variable transmission and method for controlling the same | Kunihiro Takahashi, Tetsuya Izumi, Masayuki Miyazono, Takuichiro Inoue, Masashi Suwabe +1 more | 2018-05-08 |
| 9740139 | Powder container including a container portion to be engaged with a powder replenishing device | Hiroshi Hosokawa, Tsukuru Kai, Junichi Matsumoto, Tadashi Hayakawa, Yuzuru Ozawa +2 more | 2017-08-22 |
| 9547258 | Powder container, powder supply device and image forming apparatus | Junichi Matsumoto, Tsukuru Kai, Hiroshi Hosokawa, Tadashi Hayakawa, Yuzuru Ozawa | 2017-01-17 |
| 9482987 | Powder container, powder supply device and image forming apparatus | Junichi Matsumoto, Tsukuru Kai, Hiroshi Hosokawa, Tadashi Hayakawa, Yuzuru Ozawa | 2016-11-01 |
| 9405221 | Powder container and image forming apparatus incorporating same | Tsukuru Kai, Hiroshi Hosokawa, Junichi Matsumoto, Tadashi Hayakawa, Yuzuru Ozawa | 2016-08-02 |
| 9285763 | Cap, powder container, developer supply device, and image forming apparatus | Tsukuru Kai, Tadashi Hayakawa, Hiroshi Hosokawa, Daichi Yamaguchi, Junichi Matsumoto | 2016-03-15 |
| 9244379 | Powder container and image forming apparatus incorporating same | Junichi Matsumoto, Tsukuru Kai, Hiroshi Hosokawa, Yuzuru Ozawa, Tadashi Hayakawa | 2016-01-26 |
| 9146498 | Image forming apparatus | Shinji Kato | 2015-09-29 |
| 9116464 | Developing device and image forming apparatus | Kaoru Kataoka, Mikio Kamoshita, Masaru Kumagai, Atsushi Mori | 2015-08-25 |
| 8965250 | Cap, powder container, developer supply device, and image forming apparatus | Tsukuru Kai, Tadashi Hayakawa, Hiroshi Hosokawa, Daichi Yamaguchi, Junichi Matsumoto | 2015-02-24 |
| 8934813 | Image-forming apparatus and powder container | Hiroshi Hosokawa, Tsukuru Kai, Junichi Matsumoto, Tadashi Hayakawa | 2015-01-13 |
| 8886095 | Powder container, powder supply device and image-forming apparatus | Tsukuru Kai, Hiroshi Hosokawa, Junichi Matsumoto, Tadashi Hayakawa | 2014-11-11 |
| 8655203 | Toner supply control system and method for image forming apparatus | — | 2014-02-18 |
| 8626037 | Powder container having an opening on an end of the container body, the opening facing the longitudinal direction of the container | Daichi Yamaguchi, Tadashi Hayakawa, Tsukuru Kai, Hiroshi Hosokawa | 2014-01-07 |
| 8615174 | Image forming apparatus capable of optimally controlling toner concentration of developer | Eichi Koizumi | 2013-12-24 |
| 8538310 | Image transfer apparatus, image fixing apparatus, and registration apparatus which prevent a load torque variation upon entry or exit of a sheet into a nipping portion | Hiromichi Matsuda, Toshiyuki Andoh, Takashi Hashimoto, Takashi Hodoshima, Tatsuhiko Oikawa +2 more | 2013-09-17 |
| 8385787 | Image forming apparatus and medium container installed therein | Daichi Yamaguchi, Tsukuru Kai, Yukimichi Someya, Tadashi Hayakawa | 2013-02-26 |
| 8364071 | Image forming apparatus and sheet conveying device having upstream and downstream rollers | Hidetaka Noguchi, Toshiyuki Andoh, Seiji Hoshino, Takashi Hodoshima, Tatsuhiko Oikawa +2 more | 2013-01-29 |
| 8295742 | Powder container, powder supplying device, and image forming apparatus | Daichi Yamaguchi, Tadashi Hayakawa, Tsukuru Kai, Hiroshi Hosokawa | 2012-10-23 |
| 8229325 | Decelerator, drive device including same, and image forming apparatus incorporating the drive device | Nobuo Iwata, Katsuaki Miyawaki, Hiromichi Matsuda | 2012-07-24 |
| 8126387 | Sheet conveying device and image forming apparatus | Hidetaka Noguchi, Toshiyuki Andoh, Takashi Hodoshima, Tatsuhiko Oikawa, Seiji Hoshino +2 more | 2012-02-28 |
| 7907872 | Imprinting apparatus and an image formation apparatus | Hiroshi Koide | 2011-03-15 |
| 7831185 | Image forming apparatus capable of smooth transmission of recording medium | Fumihito Masubuchi, Tetsuo Watanabe, Katsuaki Miyawaki, Takashi Seto | 2010-11-09 |
| 7696713 | Drive control method, drive control device, belt apparatus, image forming apparatus, image reading apparatus, computer product | Toshiyuki Andoh, Yoshihiro Sakai | 2010-04-13 |