Issued Patents All Time
Showing 1–25 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12271146 | Process cartridge | Noriyuki Komatsu, Tomonori Mori, Makoto Hayashida, Naoki Maeda, Satoru Harada | 2025-04-08 |
| 12169376 | Toner cartridge and image forming apparatus | Akinobu Hirayama, Toshiki Fujino, Tachio Kawai, Daisuke Abe | 2024-12-17 |
| 12140884 | Toner container and image forming system | Goshi Ozaki, Hiroyuki Munetsugu, Tachio Kawai, Akinobu Hirayama, Toshiki Fujino | 2024-11-12 |
| 12124205 | Foreign substance collection apparatus, process cartridge, and image forming apparatus | Noriyuki Komatsu, Tomonori Mori, Makoto Hayashida, Shunsuke Uratani, Yuuki Nakamura +1 more | 2024-10-22 |
| 12038716 | Cartridge, drum unit and image forming apparatus | Toshiki Fujino, Akinobu Hirayama, Tachio Kawai, Daisuke Abe, Masanari Morioka +2 more | 2024-07-16 |
| 12038717 | Process unit including first and second resin materials and image forming apparatus | Yuichi Sakakibara, Yosuke Kashiide, Hiroyuki Munetsugu, Yuko Harada, Goshi Ozaki +6 more | 2024-07-16 |
| 12032330 | Cartridge, drum unit and image forming apparatus | Toshiki Fujino, Akinobu Hirayama, Tachio Kawai, Daisuke Abe, Masanari Morioka +2 more | 2024-07-09 |
| 11927913 | Cartridge unit | Noriyuki Komatsu, Tomonori Mori, Makoto Hayashida | 2024-03-12 |
| 11906927 | Cartridge, drum unit and image forming apparatus | Toshiki Fujino, Akinobu Hirayama, Tachio Kawai, Daisuke Abe, Masanari Morioka +2 more | 2024-02-20 |
| 11841668 | Foreign substance collection apparatus, process cartridge, and image forming apparatus | Noriyuki Komatsu, Tomonori Mori, Makoto Hayashida, Shunsuke Uratani, Yuuki Nakamura +1 more | 2023-12-12 |
| 11822265 | Toner container and image forming system | Goshi Ozaki, Hiroyuki Munetsugu, Tachio Kawai, Akinobu Hirayama, Toshiki Fujino | 2023-11-21 |
| 11740585 | Process cartridge | Noriyuki Komatsu, Tomonori Mori, Makoto Hayashida, Naoki Maeda, Satoru Harada | 2023-08-29 |
| 11698600 | Developing apparatus, process cartridge, and image forming apparatus | Masato Tanabe, Kazutaka Sueshige, Tsukasa Abe, Osamu Anan | 2023-07-11 |
| 11662673 | Toner container having nozzle and projection at bottom of container and image forming system using container | Goshi Ozaki, Hiroyuki Munetsugu, Tachio Kawai, Akinobu Hirayama, Toshiki Fujino | 2023-05-30 |
| 11592766 | Toner container and image forming system | Goshi Ozaki, Hiroyuki Munetsugu, Tachio Kawai, Akinobu Hirayama, Toshiki Fujino | 2023-02-28 |
| 11520286 | Cartridge and image forming apparatus | Yuichi Sakakibara, Yosuke Kashiide, Hiroyuki Munetsugu, Yuko Harada, Goshi Ozaki +6 more | 2022-12-06 |
| 11500305 | Process cartridge having toner receiving portion | Noriyuki Komatsu, Tomonori Mori, Makoto Hayashida, Masakazu Tatsumi | 2022-11-15 |
| 11454924 | Process cartridge | Noriyuki Komatsu, Tomonori Mori, Makoto Hayashida, Naoki Maeda, Satoru Harada | 2022-09-27 |
| 11372365 | Developing apparatus, process cartridge, and image forming apparatus | Masato Tanabe, Kazutaka Sueshige, Tsukasa Abe, Osamu Anan | 2022-06-28 |
| 11314193 | Foreign substance collection apparatus, process cartridge, and image forming apparatus | Noriyuki Komatsu, Tomonori Mori, Makoto Hayashida, Shunsuke Uratani, Yuuki Nakamura +1 more | 2022-04-26 |
| 11249437 | Developing cartridge having a frame and supporting members that are movable relative to the frame | Masato Tanabe, Kazutaka Sueshige, Tsukasa Abe, Osamu Anan | 2022-02-15 |
| 11237519 | Cartridge unit | Noriyuki Komatsu, Tomonori Mori, Makoto Hayashida | 2022-02-01 |
| 11209749 | Process cartridge having toner receiving portion | Noriyuki Komatsu, Tomonori Mori, Makoto Hayashida, Masakazu Tatsumi | 2021-12-28 |
| 11029640 | Process cartridge | Noriyuki Komatsu, Tomonori Mori, Makoto Hayashida, Naoki Maeda, Satoru Harada | 2021-06-08 |
| 10996589 | Method for disassembling developing device and method for recycling developing device | Osamu Anan, Yuuki Nakamura | 2021-05-04 |