Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9500996 | Sealing member, toner conveying device, and image forming apparatus | Yuta Azeyanagi, Takeshi Kojima, Hajime Teraji, Michiya Okamoto, Shinya Karasawa +2 more | 2016-11-22 |
| 9429895 | Cleaning device and image forming apparatus | Hajime Teraji, Takeshi Kojima, Michiya Okamoto, Takuma Iwasaki, Shinya Karasawa +3 more | 2016-08-30 |
| 9395678 | Waste toner container and image forming apparatus | Shinya Karasawa, Takeshi Kojima, Hajime Teraji, Michiya Okamoto, Takuma Iwasaki +4 more | 2016-07-19 |
| 9285754 | Image forming apparatus | Kentaroh Nodera, Masahiko Shakuto, Takuma Iwasaki, Hajime Teraji, Daisuke Sawada | 2016-03-15 |
| 9256190 | Lubricant supplying device, image forming apparatus, and process cartridge | Satoshi Hatori, Ryohta Gotoh, Akira Fujimori, Naohiro Kumagai, Kaoru Yoshino +4 more | 2016-02-09 |
| 9207625 | Lubricant supply device, process unit, image forming apparatus, and process unit manufacturing method | Ryohta Gotoh, Kaoru Yoshino, Satoshi Hatori, Nobuyuki Taguchi, Yasuhito Kuboshima +5 more | 2015-12-08 |
| 9104171 | Detachable unit and image forming apparatus incorporating same | Yuta Azeyanagi, Satoshi Hatori, Naohiro Kumagai, Nobuyuki Taguchi, Kaoru Yoshino +3 more | 2015-08-11 |
| 9081347 | Lubricant supplying device, image forming apparatus, and process cartridge | Akira Fujimori, Satoshi Hatori, Naohiro Kumagai, Kaoru Yoshino, Hideyasu Seki +6 more | 2015-07-14 |
| 9068693 | Lubricant supplying device, image forming apparatus, and process cartridge | Satoshi Hatori, Ryohta Gotoh, Akira Fujimori, Naohiro Kumagai, Kaoru Yoshino +4 more | 2015-06-30 |
| 9008546 | Image carrier, process cartridge, and image forming apparatus | Nobuyuki Taguchi, Satoshi Hatori, Naohiro Kumagai, Kaoru Yoshino, Yuta Azeyanagi +3 more | 2015-04-14 |
| 8855507 | Lubricant supplying device, and image forming apparatus | Hideyasu Seki, Satoshi Hatori, Naohiro Kumagai, Kaoru Yoshino, Akira Fujimori +4 more | 2014-10-07 |
| 8472856 | Image forming apparatus | Hiroshi Mizusawa, Naohiro Kumagai, Hiroki Matsuura, Yoshinori Ozawa | 2013-06-25 |
| 8428488 | Charging device, process cartridge, image forming apparatus, and toner | Haruji Mizuishi, Tokuya Ojimi, Toshio Koike, Takeshi Shintani, Yuji Arai +7 more | 2013-04-23 |
| 8204400 | Charging device capable of efficiently charging image carrier | Shinya Karasawa, Takatsugu Fujishiro, Takaaki Tawada, Takeshi Tabuchi, Naohiro Kumagai +1 more | 2012-06-19 |
| 8103207 | Lubricant application apparatus, process cartridge, and image forming apparatus using same | Shinya Karasawa, Tokuya Ojimi, Takatsugu Fujishiro | 2012-01-24 |
| 8000627 | Charging device, process cartridge, image forming apparatus, and toner | Haruji Mizuishi, Tokuya Ojimi, Toshio Koike, Takeshi Shintani, Yuji Arai +7 more | 2011-08-16 |
| 7885595 | Lubricant applicator, process cartridge including same, and image forming apparatus including same | Takaaki Tawada, Takatsugu Fujishiro, Akira Fujimori | 2011-02-08 |
| 7680429 | Charging device including charging roller and cleaning roller | Muraishi Takaya, Atsushi Sampe, Yoshiyuki Kimura, Hiroyuki Nagashima, Hiroshi Hosokawa +9 more | 2010-03-16 |
| 7477862 | Charged device, cleaning device, process cartridge, toner, and image-forming device that uses these | Muraishi Takaya, Atsushi Sampe, Yoshiyuki Kimura, Hiroyuki Nagashima, Hiroshi Hosokawa +9 more | 2009-01-13 |
| 7376380 | Image forming apparatus, process cartridge, and toner | Toshio Koike, Ken Amemiya, Yoshiki Hozumi | 2008-05-20 |
| 7167661 | Sensor cleaning mechanism for image forming device | Chisato Hatakeyama, Takatoshi Nishimura, Shinji Yoshinaga, Masakazu Uehara | 2007-01-23 |
| 6701122 | Cleaning device and image forming apparatus having it | Masanobu Maeshima, Naoki Yamane | 2004-03-02 |