Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8081909 | Image forming device having developing material case and a vibrator for vibrating carrying electrodes and controller for changing the frequency of vibration | Kenjiro Nishiwaki | 2011-12-20 |
| 8029967 | Method for producing toner | Masateru Kawamura, Jun Ikami, Takanori Uno | 2011-10-04 |