Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8036573 | Process cartridge and image forming apparatus including a toner charge control device with an endless belt | Hidekazu Shono, Naoki Nakatake | 2011-10-11 |
| 7907871 | Image forming apparatus | Yoshio Sakagawa, Yuji Nagatomo | 2011-03-15 |
| 7903993 | Image forming apparatus | Yoshio Sakagawa, Yuji Nagatomo | 2011-03-08 |