Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10618333 | Image forming method and image forming apparatus | Midori Shimomura, Yusuke Nishisaka, Taiya Munenaka, Yukimasa Azuma | 2020-04-14 |
| 9977400 | Exhaust air cleaning apparatus and image forming apparatus | Masahiro Yamaguchi, Shigeru Tashiro, Hiroshi Mizuno, Masayuki Satou, Shoichi Yoshikawa | 2018-05-22 |
| 9261858 | Image forming apparatus | Masayuki Satou, Shigeru Tashiro, Masahiro Yamaguchi, Hiroshi Mizuno, Shoichi Yoshikawa | 2016-02-16 |
| 9213310 | Exhaust purification apparatus | Hiroshi Mizuno, Shigeru Tashiro, Masahiro Yamaguchi, Masayuki Satou, Shoichi Yoshikawa | 2015-12-15 |
| 9046831 | Fixing device and image forming apparatus capable of effectively suppressing thermal energy released externally from device due to thermal convection and hot air flow | Takayuki Ito, Hiroshi Mizuno, Masayuki Satou, Takashi Fujiwara | 2015-06-02 |
| 9037034 | Image forming apparatus having exhaust treatment system | Tomofumi Ikeda, Shoichi Yoshikawa, Masayuki Satou, Ryo Oshima, Noboru Oomoto | 2015-05-19 |
| 8666285 | Fixing device and image forming apparatus | Hiroshi Mizuno, Takayuki Ito, Masayuki Satou, Takashi Fujiwara | 2014-03-04 |
| 8626045 | Fixing device for fixing toner image on recording medium and image forming apparatus including the same | Takayuki Ito, Shigeru Tashiro, Noboru Oomoto, Masayuki Satou | 2014-01-07 |
| 8391767 | Fusing apparatus used to fuse toner image and image forming apparatus | Takayuki Ito, Shoichi Yoshikawa, Noboru Oomoto, Masayuki Satou | 2013-03-05 |
| 8180253 | Image forming apparatus collecting and distributing untransferred developer | Hideaki Hayashi, Junji Kanda, Yasuaki Tomoda | 2012-05-15 |
| 8126379 | Developing device and image forming apparatus | Toru Hayase, Yuusuke Okuno, Shigeki Yamamoto, Hiroshi Murasaki | 2012-02-28 |
| 8095043 | Image forming apparatus and method of abrading photoconductor of the apparatus | — | 2012-01-10 |
| 7853161 | Image forming apparatus with toner discharge method | Toru Hayase, Yuusuke Okuno, Kentaro Katori, Hiromasa Ueno, Hideaki Hayashi | 2010-12-14 |
| 7324776 | Image forming apparatus, charge controlling apparatus, and image forming method | Akira Hirota, Hiroaki Umemoto, Noritoshi Hagimoto, Naotoshi Kawai, Kentaro Katori | 2008-01-29 |
| 7197264 | Image forming apparatus | Hiroaki Umemoto, Noritoshi Hagimoto, Akira Hirota, Naotoshi Kawai, Kentaro Katori | 2007-03-27 |
| 6188425 | Exposure device capable of reducing unevenness in quantity of light | Kazuhiro Sakamoto | 2001-02-13 |
| 6029025 | Image forming apparatus with variable efficiency cleaning mechanism | Hiroshi Sakakibara, Hiroshi Fukao, Mineyuki Sako, Shingo Hirota | 2000-02-22 |
| 5860041 | Device for measuring toner concentration in developer comprising toner and carrier | Masaki Tanaka, Toshifumi Watanabe | 1999-01-12 |
| 5557381 | Developer supplying unit with multiple containers | Kazuhiro Sakamoto | 1996-09-17 |