Issued Patents All Time
Showing 25 most recent of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12346059 | Cartridge and electrophotographic image forming apparatus | Masaaki Sato, Hiroyuki Munetsugu | 2025-07-01 |
| 12242224 | Cartridge including a memory mounting portion and image forming apparatus including the cartridge | Yu Fukasawa, Yukio Kubo | 2025-03-04 |
| 12222674 | Cartridge, toner cartridge, and image forming apparatus | Yuichi Fukui, Naoki Hayashi, Naoki Maeda, Takashi Kimura, Toshiaki Takeuchi +2 more | 2025-02-11 |
| 12222673 | Image forming apparatus and process cartridge including protrusion to receive a force for moving developing roller | Akira Yoshimura, Tomio Noguchi, Yukio Kubo, Masaaki Sato, Satoshi Nishiya | 2025-02-11 |
| 12164259 | Toner cartridge, toner supplying mechanism and shutter | Takashi Kimura | 2024-12-10 |
| 12078952 | Toner cartridge, toner supplying mechanism and shutter | Takashi Kimura | 2024-09-03 |
| 12038717 | Process unit including first and second resin materials and image forming apparatus | Yuichi Sakakibara, Hiroyuki Munetsugu, Yuko Harada, Goshi Ozaki, Masanari Morioka +6 more | 2024-07-16 |
| 11960239 | Cartridge and electrophotographic image forming apparatus | Masaaki Sato, Hiroyuki Munetsugu | 2024-04-16 |
| D1015421 | Process cartridge for image forming apparatus | Tachio Kawai, Shigemi Kamoshida, Hiroyuki Munetsugu, Isao Koishi, Takashi Kimura +6 more | 2024-02-20 |
| 11841675 | Cartridge including a memory mounting portion and image forming apparatus including the cartridge | Yu Fukasawa, Yukio Kubo | 2023-12-12 |
| 11754970 | Process cartridge having a protrusion with a surface configured to receive a force to move a frame of the process cartridge | Akira Yoshimura, Tomio Noguchi, Yukio Kubo, Masaaki Sato, Satoshi Nishiya | 2023-09-12 |
| 11714374 | Toner cartridge, toner supplying mechanism and shutter | Takashi Kimura | 2023-08-01 |
| 11709453 | Toner cartridge, toner supplying mechanism and shutter | Takashi Kimura | 2023-07-25 |
| 11703793 | Toner cartridge, toner supplying mechanism and shutter | Takashi Kimura | 2023-07-18 |
| 11669038 | Image forming apparatus having detachable developer cartridge | Takuya Kawakami, Makoto Hayashida, Noriyuki Komatsu | 2023-06-06 |
| 11662687 | Cartridge and electrophotographic image forming apparatus | Masaaki Sato, Hiroyuki Munetsugu | 2023-05-30 |
| 11650536 | Toner cartridge, toner supplying mechanism and shutter | Takashi Kimura | 2023-05-16 |
| 11609530 | Toner cartridge, toner supplying mechanism and shutter | Takashi Kimura | 2023-03-21 |
| 11599058 | Image forming apparatus and process cartridge | Akira Yoshimura, Tomio Noguchi, Yukio Kubo, Masaaki Sato, Satoshi Nishiya | 2023-03-07 |
| 11579565 | Cartridge including a memory mounting portion and image forming apparatus including the cartridge | Yu Fukasawa, Yukio Kubo | 2023-02-14 |
| 11520286 | Cartridge and image forming apparatus | Yuichi Sakakibara, Hiroyuki Munetsugu, Yuko Harada, Goshi Ozaki, Masanari Morioka +6 more | 2022-12-06 |
| 11506993 | Toner cartridge and toner supplying mechanism | Takashi Kimura, Hisayoshi Kojima | 2022-11-22 |
| 11392057 | Developing apparatus having a flexible developer conveyor | Shigemi Kamoshida, Shohei Katsuya | 2022-07-19 |
| 11366409 | Toner cartridge and toner supplying mechanism | Takashi Kimura, Hisayoshi Kojima | 2022-06-21 |
| 11360408 | Toner cartridge and toner supplying mechanism | Takashi Kimura, Hisayoshi Kojima | 2022-06-14 |