Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D951342 | Toner cartridge | Tomoya Usui | 2022-05-10 |
| D951343 | Toner cartridge | Tomoya Usui | 2022-05-10 |
| 11237509 | Image forming apparatus | Keisuke Miyanishi | 2022-02-01 |
| 10859957 | Toner cartridge extrusion device and image forming apparatus including the same | — | 2020-12-08 |
| D898819 | Toner cartridge | Tomoya Usui | 2020-10-13 |
| 9075345 | Toner cartridge capable of preventing occurrence of toner discharge failure and image forming apparatus with the same | — | 2015-07-07 |
| 5048320 | Method and apparatus for impact-type inspection of structures | Chihiro Jyomuta, Fujio Oka, Hidetoshi Nishikawa | 1991-09-17 |