Issued Patents All Time
Showing 25 most recent of 110 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429811 | Cartridge and image forming apparatus | Naoki Matsumaru, Ryuta Murakami, Tadashi Horikawa, Akihiro Fujiwara, Akinobu Hirayama +5 more | 2025-09-30 |
| 12393134 | Movable member and image forming apparatus | Kazutaka Sueshige | 2025-08-19 |
| 12298705 | Drum unit, cartridge, process cartridge and electrophotographic image forming apparatus having a movable coupling member | — | 2025-05-13 |
| 12298706 | Image forming apparatus with detectable cartridge | Koji Wada | 2025-05-13 |
| 12228866 | Image forming apparatus and developing cartridge | Yu Fukasawa, Yukio Kubo, Mitsuhiro Sato, Masahiro Suetsugu, Kengo Sakai | 2025-02-18 |
| 12221730 | Editing apparatus | Tomotaka Katano, Yuta Kamihira, Sayaka Kurihara, Kazuki Shibata | 2025-02-11 |
| 12204263 | Developer accommodating device, developing device, cartridge and image forming apparatus | Naoya Asanuma, Yu Fukasawa, Kazutaka Sueshige | 2025-01-21 |
| 12169376 | Toner cartridge and image forming apparatus | Akinobu Hirayama, Toshiki Fujino, Teruhiko Sasaki, Tachio Kawai | 2024-12-17 |
| 12158722 | Cartridge and image forming apparatus | Noriyuki Komatsu, Masaki Ojima, Tomonori Mori, Tadayuki Tsuda, Tetsuya Numata +1 more | 2024-12-03 |
| 12130582 | Drum unit, cartridge, process cartridge and electrophotographic image forming apparatus having a movable coupling member | — | 2024-10-29 |
| 12099325 | Process cartridge and image forming apparatus | Noriyuki Komatsu, Masaki Ojima, Tomonori Mori, Tadayuki Tsuda | 2024-09-24 |
| 12038716 | Cartridge, drum unit and image forming apparatus | Toshiki Fujino, Akinobu Hirayama, Teruhiko Sasaki, Tachio Kawai, Masanari Morioka +2 more | 2024-07-16 |
| 12032330 | Cartridge, drum unit and image forming apparatus | Toshiki Fujino, Akinobu Hirayama, Teruhiko Sasaki, Tachio Kawai, Masanari Morioka +2 more | 2024-07-09 |
| 11988974 | Movable member and image forming apparatus | Kazutaka Sueshige | 2024-05-21 |
| 11927910 | Cartridge and image forming apparatus | Ryuta Murakami, Daisuke Makiguchi, Goshi Ozaki, Tachio Kawai | 2024-03-12 |
| 11906927 | Cartridge, drum unit and image forming apparatus | Toshiki Fujino, Akinobu Hirayama, Teruhiko Sasaki, Tachio Kawai, Masanari Morioka +2 more | 2024-02-20 |
| 11846910 | Process cartridge and image forming apparatus | Noriyuki Komatsu, Masaki Ojima, Tomonori Mori, Tadayuki Tsuda | 2023-12-19 |
| 11841674 | Image forming apparatus | Koji Wada | 2023-12-12 |
| 11822277 | Image forming apparatus | Yukio Kubo, Yu Fukasawa | 2023-11-21 |
| 11789378 | Image forming apparatus and developing cartridge | Yu Fukasawa, Yukio Kubo, Mitsuhiro Sato, Masahiro Suetsugu, Kengo Sakai | 2023-10-17 |
| 11782360 | Developer accommodating device, developing device, cartridge and image forming apparatus | Naoya Asanuma, Yu Fukasawa, Kazutaka Sueshige | 2023-10-10 |
| 11774906 | Drum unit, cartridge, process cartridge and electrophotographic image forming apparatus having a coupling member and a movable member | — | 2023-10-03 |
| 11772292 | Drawing device and drawing method | Yoshihiro Yamada | 2023-10-03 |
| 11733644 | Cartridge and image forming apparatus | Noriyuki Komatsu, Masaki Ojima, Tomonori Mori, Tadayuki Tsuda, Tetsuya Numata +1 more | 2023-08-22 |
| 11703774 | Movable member and image forming apparatus | Kazutaka Sueshige | 2023-07-18 |