Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8270891 | Developer storage unit and image forming apparatus | — | 2012-09-18 |
| 7648137 | Medium ejection device and image forming apparatus | — | 2010-01-19 |
| 7113725 | Roller, belt unit, and image forming apparatus that uses a roller and a belt unit | Masanori Maekawa | 2006-09-26 |