Issued Patents 2011
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D650415 | Toner cartridge | — | 2011-12-13 |
| D650413 | Toner cartridge | — | 2011-12-13 |
| 8027619 | Toner container having a toner agitating function unit with a tubular member having axially spaced ring pieces and openings between the ring pieces | Chisato Hatakeyama | 2011-09-27 |
| D645077 | Toner cartridge | — | 2011-09-13 |
| D644684 | Toner cartridge | — | 2011-09-06 |
| 7977866 | Organic electroluminescence element having partition wall covered by insulating layer | Ryo Shoda, Eiichi Kitazume, Hajime Yokoi, Yuko Abe | 2011-07-12 |
| 7865092 | Waste toner collecting device and image forming apparatus incorporating the same | Yasuyuki Fukunaga, Chisato Hatakeyama | 2011-01-04 |