Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8421832 | Surface property modifying sheet cartridge and image forming cartridge | Ken Higuchi | 2013-04-16 |
| 8149255 | Image forming apparatus and modification sheet cartridge using the same | Ken Higuchi, Takaaki Murakami | 2012-04-03 |