Issued Patents All Time
Showing 1–25 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11360424 | Photosensitive drum unit, assembling method therefor, and disassembling method therefor | Ken Kikuchi | 2022-06-14 |
| 10627769 | Photosensitive drum unit, assembling method therefor, and disassembling method therefor | Ken Kikuchi | 2020-04-21 |
| 10451996 | Developing blade, developing device, and cartridge | Shohei Katsuya, Hiroshi Takarada, Koji Wada, Goshi Ozaki | 2019-10-22 |
| 10191436 | Photosensitive drum unit, assembling method therefor, and disassembling method therefor | Ken Kikuchi | 2019-01-29 |
| 10095161 | Accommodating container, process cartridge and electrophotographic image forming apparatus | Toshiaki Takeuchi, Ryuta Murakami, Daisuke Makiguchi, Gosuke Goto, Makoto Tokudome +1 more | 2018-10-09 |
| 9989892 | Developer accommodating container with projected shaped portion for contacting toner seal member | Toshiaki Takeuchi, Takashi Kimura, Ryuta Murakami, Daisuke Makiguchi, Noritomo Yamaguchi +1 more | 2018-06-05 |
| 9599932 | Developer container with sealing member having a plurality of holes and rotatable member having a plurality of projections contactable with the sealing member | Toshiaki Takeuchi, Ryuta Murakami, Daisuke Makiguchi, Gosuke Goto, Makoto Tokudome +1 more | 2017-03-21 |
| 9523942 | Developer accommodating container, developing cartridge, process cartridge and image forming apparatus | Toshiaki Takeuchi, Takashi Kimura, Ryuta Murakami, Daisuke Makiguchi, Noritomo Yamaguchi +1 more | 2016-12-20 |
| 9494890 | Developing cartridge, process cartridge and image forming apparatus | Noriyuki Komatsu, Toshiaki Takeuchi, Daisuke Makiguchi, Takatoshi Hamada, Koji Yamaguchi +3 more | 2016-11-15 |
| 9465318 | Developer accommodating container with toner seal member, unsealing member, and auxiliary unsealing member | Toshiaki Takeuchi, Takashi Kimura, Ryuta Murakami, Daisuke Makiguchi, Noritomo Yamaguchi +1 more | 2016-10-11 |
| 9229371 | Developer container, developing cartridge, process cartridge and image forming apparatus | Ryuta Murakami, Daisuke Makiguchi, Toshiaki Takeuchi | 2016-01-05 |
| 9195170 | Cartridge, process cartridge and image forming apparatus | — | 2015-11-24 |
| 9188906 | Cartridge, developing cartridge, process cartridge and image forming apparatus | Toshiaki Takeuchi, Ryuta Murakami, Daisuke Makiguchi, Junichi Matsumura, Hiroomi Matsuzaki +1 more | 2015-11-17 |
| 9164424 | Cartridge with flexible developer bag and elastic member for acting on the developer bag | Yuuki Nakamura, Takatoshi Hamada, Toshiaki Takeuchi, Daisuke Makiguchi, Tomofumi Kawamura | 2015-10-20 |
| 9164430 | Developer container, developing cartridge, process cartridge and image forming apparatus | Ryuta Murakami, Daisuke Makiguchi, Toshiaki Takeuchi | 2015-10-20 |
| 9141069 | Photosensitive drum unit, assembling method therefor, and assembling therefor | Ken Kikuchi | 2015-09-22 |
| 9116466 | Cartridge, process cartridge and image forming apparatus | Daisuke Makiguchi, Ryuta Murakami, Toshiaki Takeuchi | 2015-08-25 |
| 9069289 | Developer container, developing cartridge, process cartridge and image forming apparatus | Toshiaki Takeuchi, Ryuta Murakami, Daisuke Makiguchi, Junichi Matsumura, Tatsuo Fujisaki +1 more | 2015-06-30 |
| 9052638 | Cartridge and image forming apparatus with seal member for sealing a toner feeding opening | Naoki Matsumaru, Daisuke Makiguchi, Ryuta Murakami, Toshiaki Takeuchi | 2015-06-09 |
| 8676085 | Dismounting and mounting methods for coupling and electrophotogphaphic photosensitive drum unit | Nobuyoshi Hara | 2014-03-18 |
| 8644732 | Photosensitive drum unit, assembling method therefor, and disassembling method therefor | Ken Kikuchi | 2014-02-04 |
| 8583005 | Process cartridge and image forming apparatus | Naoya Asanuma, Naoki Matsumaru | 2013-11-12 |
| 8565640 | Dismounting and mounting methods for coupling and electrophotographic photosensitive drum unit | Nobuyoshi Hara | 2013-10-22 |
| 8406656 | Dismounting and mounting methods for coupling and electrophotographic photosensitive drum unit | Nobuyoshi Hara | 2013-03-26 |
| 8326185 | Developing device having stirring portion with a sweeping edge to carry developer | Naoya Asanuma | 2012-12-04 |