Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7995769 | Sound control apparatus of image forming apparatus | — | 2011-08-09 |
| 7891647 | Sheet processing apparatus and image forming system | Yuji Yamanaka, Wataru Kawata, Seiichiro Adachi | 2011-02-22 |