Issued Patents 2022
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11520286 | Cartridge and image forming apparatus | Yuichi Sakakibara, Yosuke Kashiide, Hiroyuki Munetsugu, Yuko Harada, Goshi Ozaki +6 more | 2022-12-06 |
| 11493878 | Cartridge including photosensitive drum and developing roller that can be easily separated | Toshiaki Takeuchi, Koichi Ooishi | 2022-11-08 |
| 11415238 | Electromagnetic valve and valve device | Tomohiko Nakanishi, Yuji Takada, Naoki Tamura | 2022-08-16 |
| 11392079 | Process cartridge and image forming apparatus | Hideki Maeshima, Masato Tanabe, Keisuke Nomura | 2022-07-19 |
| 11360427 | Cartridge and remanufacturing method of cartridge | Tomofumi Kawamura, Masakazu Tatsumi | 2022-06-14 |
| 11320781 | Cartridge, process cartridge, and image forming apparatus | Osamu Anan, Kazuki Matsumoto | 2022-05-03 |