Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11474453 | Developing device using spiral structures | Kazuhiko Takemoto | 2022-10-18 |
| 11429038 | Replaceable toner cartridge with inlet port for recycled toner | Kenji Tanaka | 2022-08-30 |