Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8068237 | Sheet type detection device that determines thickness and surface roughness of a sheet | — | 2011-11-29 |
| 8040535 | Image forming apparatus, image forming system, recovery processing method, program, and storage medium | Keizo Isemura | 2011-10-18 |