Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10996589 | Method for disassembling developing device and method for recycling developing device | Teruhiko Sasaki, Yuuki Nakamura | 2021-05-04 |
| 10928769 | Developing cartridge and image forming apparatus | Masato Tanabe, Tsukasa Abe, Kazutaka Sueshige | 2021-02-23 |
| 10890863 | Developing device and remanufacturing method of developing device | Yuuki Nakamura, Teruhiko Sasaki | 2021-01-12 |
| D907700 | Process cartridge for image forming apparatus | Hiroki Shimizu, Kazuki Matsumoto | 2021-01-12 |