Issued Patents All Time
Showing 1–25 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12235604 | Image forming apparatus with a door on a body and cover inside the door | Hiroaki Takagi | 2025-02-25 |
| 11256202 | Snap ring, rotator device, fixing device, and image forming apparatus | Yohhei Watanabe, Naoto Suzuki, Yuta Azeyanagi, Kenji Honjoh, Teppei Kawata +2 more | 2022-02-22 |
| 10481515 | Charging device, process cartridge, and image forming apparatus | Daisuke Tomita, Norio Kudoh, Kento AOKI, Takeshi Fukao | 2019-11-19 |
| 10042314 | Cleaning device, process cartridge incorporating the cleaning device, and image forming apparatus incorporating the cleaning device | Daisuke Tomita, Yasuhiro Maehata, Norio Kudoh, Yasuhito Kuboshima, Kento AOKI | 2018-08-07 |
| 9958823 | Device including roller, and image forming apparatus and process cartridge incorporating same | Daisuke Tomita, Takeshi Shintani, Yasuhiro Maehata, Yasuhito Kuboshima, Yusuke Ishizuka +2 more | 2018-05-01 |
| 9798288 | Image forming apparatus which controls the rotation speed of a lubricant supply roller | Yasuhiro Maehata, Kenji Honjoh, Takeshi Shintani, Daisuke Tomita, Yasuhito Kuboshima +1 more | 2017-10-24 |
| 9696648 | Image forming apparatus | Yasuhiro Maehata, Kenji Honjoh, Yasuhito Kuboshima, Yusuke Ishizuka, Takeshi Shintani | 2017-07-04 |
| 9383715 | Lubricant supplying device, process cartridge and image forming apparatus | Kenji Honjoh, Takeshi Shintani, Yasuhiro Maehata, Yasuhito Kuboshima, Yusuke Ishizuka | 2016-07-05 |
| 9367021 | Image forming apparatus | Yusuke Ishizuka, Takeshi Shintani, Kenji Honjoh, Yasuhito Kuboshima | 2016-06-14 |
| 9207625 | Lubricant supply device, process unit, image forming apparatus, and process unit manufacturing method | Ryohta Gotoh, Kaoru Yoshino, Satoshi Hatori, Hiromichi Ninomiya, Nobuyuki Taguchi +5 more | 2015-12-08 |
| 9158267 | Waste-toner conveyance device and image forming apparatus | Shinichi Kawahara, Norio Kudoh, Takeshi Shintani, Kenji Honjoh, Yasuhito Kuboshima +1 more | 2015-10-13 |
| 9128452 | Lubricant supply system, image forming apparatus, and process cartridge | Satoshi Hatori, Kenji Honjoh, Ryohta Gotoh, Akira Fujimori, Kaoru Yoshino +6 more | 2015-09-08 |
| 8958719 | Image forming apparatus having replaceable modules | Shinichi Kawahara, Akio Kosuge, Daisuke Tomita | 2015-02-17 |
| 8913923 | Image forming apparatus with neutralizer and image forming method | Akio Kosuge, Shinichi Kawahara, Takeshi Shintani, Norio Kudo, Daisuke Tomita | 2014-12-16 |
| 8761654 | Cleaning device, process cartridge, and image forming apparatus | Shinichi Kawahara, Takeshi Shintani, Akio Kosuge, Daisuke Tomita | 2014-06-24 |
| 8725009 | Image forming apparatus | Daisuke Tomita, Shinichi Kawahara, Takeshi Shintani, Akio Kosuge | 2014-05-13 |
| 8718530 | Lubricant supply device, process cartridge, and image forming apparatus | Norio Kudo, Shinichi Kawahara, Takeshi Shintani, Akio Kosuge, Daisuke Tomita | 2014-05-06 |
| 8712261 | Lubricant supplying device, process cartridge, and image forming apparatus | Norio Kudo, Shinichi Kawahara, Takeshi Shintani, Akio Kosuge, Daisuke Tomita +1 more | 2014-04-29 |
| 8457541 | Image forming apparatus | Akio Kosuge, Shinichi Kawahara, Satoshi Hatori, Yoshinori Ozawa, Daisuke Tomita +1 more | 2013-06-04 |
| 8428475 | Waste toner container and image forming apparatus incorporating same | Daisuke Tomita, Shinichi Kawahara, Takeshi Shintani, Akio Kosuge | 2013-04-23 |
| 8380115 | Lubricant applicator, image forming apparatus, and process cartridge | Takeshi Shintani, Daisuke Tomita, Satoshi Hatori, Akio Kosuge, Shinichi Kawahara +1 more | 2013-02-19 |
| 8315535 | Cleaning unit, process cartridge incorporating same, and image forming apparatus incorporating the cleaning unit | Takeshi Shintani, Satoshi Hatori, Daisuke Tomita, Akio Kosuge, Yoshinori Ozawa +3 more | 2012-11-20 |
| 8280293 | Image forming apparatus | Takeshi Shintani, Satoshi Hatori, Daisuke Tomita, Akio Kosuge, Shinichi Kawahara +3 more | 2012-10-02 |
| 8254823 | Waste toner storage unit and image forming apparatus using same | Hiroyuki Nagashima, Shuji Tanaka, Hiroshi Ono, Ken Amemiya, Masahiko Shakuto +4 more | 2012-08-28 |
| 8204423 | Cleaning device with accumulation prevention, process cartridge, and image forming apparatus including same | Satoshi Hatori, Takaya Muraishi, Takeshi Shintani, Yasushi Akiba, Akio Kosuge +4 more | 2012-06-19 |