Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429811 | Cartridge and image forming apparatus | Ryuta Murakami, Tadashi Horikawa, Akihiro Fujiwara, Akinobu Hirayama, Daisuke Makiguchi +5 more | 2025-09-30 |
| 12072664 | Cartridge and image forming apparatus | Ryuta Murakami, Tadashi Horikawa, Akihiro Fujiwara | 2024-08-27 |
| 11782383 | Process cartridge | Yu Akiba | 2023-10-10 |
| 11703794 | Cartridge and image forming apparatus | Ryuta Murakami, Tadashi Horikawa, Akihiro Fujiwara | 2023-07-18 |
| 11449001 | Cartridge and image forming apparatus | Akihiro Fujiwara, Tadashi Horikawa, Ryuta Murakami, Daisuke Makiguichi | 2022-09-20 |
| 11016411 | Process cartridge, developing apparatus, and image forming apparatus | Joji Goto, Takatoshi Hamada | 2021-05-25 |
| 10962927 | Cartridge and imaging forming apparatus | Akihiro Fujiwara, Tadashi Horikawa, Ryuta Murakami, Daisuke Makiguichi | 2021-03-30 |
| 10901366 | Image forming apparatus and cartridge | Ryuta Murakami, Tadashi Horikawa, Tetsuji Suzuki | 2021-01-26 |
| 10802419 | Method of manufacturing developer container, developer container, developing apparatus, process cartridge, and image forming apparatus | Taku Watanabe, Masahito Kato, Go Shindo, Atsushi Toda, Katsuichi Abe +3 more | 2020-10-13 |
| 10678184 | Image forming apparatus and cartridge | Ryuta Murakami, Tadashi Horikawa, Tetsuji Suzuki | 2020-06-09 |
| 10649394 | Method of manufacturing frame unit, method of manufacturing image carrying unit, method of manufacturing cartridge, and cartridge | Daisuke Makiguchi, Tadashi Horikawa, Ryuta Murakami, Tetsuya Numata | 2020-05-12 |
| 10627780 | Cartridge and image forming apparatus | Akihiro Fujiwara, Tadashi Horikawa, Ryuta Murakami, Daisuke Makiguchi | 2020-04-21 |
| 10564597 | Method for manufacturing image bearing unit and method for manufacturing cartridge | Tetsuya Numata, Ryuta Murakami, Daisuke Makiguchi, Tadashi Horikawa | 2020-02-18 |
| D873341 | Process cartridge for image forming apparatus | Tadashi Horikawa, Noriyuki Komatsu, Ryuta Murakami, Daisuke Makiguchi, Akihiro Fujiwara +2 more | 2020-01-21 |
| 10520883 | Method for manufacturing image bearing unit and method for manufacturing cartridge | Tadashi Horikawa, Ryuta Murakami, Tetsuya Numata, Daisuke Makiguchi | 2019-12-31 |
| 10345756 | Developing apparatus having a sealed developer bearing member, process cartridge, and image forming apparatus | Daisuke Makiguchi, Go Torii | 2019-07-09 |
| 10322580 | Frame, cartridge, image forming apparatus, and method for manufacturing frame | Daisuke Makiguchi, Go Torii | 2019-06-18 |
| 10073380 | Feeding device | Hiroaki Nosho, Takatoshi Hamada, Noriyuki Komatsu, Ryuta Murakami, Naoki Maeda | 2018-09-11 |
| 9989888 | Method of manufacturing developer container | Taku Watanabe, Masahito Kato, Go Shindo, Atsushi Toda, Katsuichi Abe +3 more | 2018-06-05 |
| 9904208 | Accommodating container, cleaning device, developing device, process cartridge, and image forming apparatus | Naoki Maeda, Noriyuki Komatsu, Ryuta Murakami, Takatoshi Hamada, Hiroaki Nosho | 2018-02-27 |
| 9823603 | Feeding device, cleaning device, developing device, process cartridge, and image forming apparatus | Ryuta Murakami, Noriyuki Komatsu, Naoki Maeda, Takatoshi Hamada, Hiroaki Nosho | 2017-11-21 |
| 9568860 | Developer container, development device, process cartridge, and image forming apparatus | Akira Suzuki | 2017-02-14 |
| 9417604 | Image forming apparatus | Noriyuki Komatsu, Tetsuya Numata, Osamu Anan | 2016-08-16 |
| 9250567 | Developer container for detecting developer amount based on capacitance, developing apparatus, process cartridge, and image forming apparatus | Taku Watanabe, Masahito Kato, Go Shindo, Atsushi Toda, Katsuichi Abe +3 more | 2016-02-02 |
| 9244428 | Photosensitive cartridge and image forming apparatus | — | 2016-01-26 |