Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7945203 | Waste-toner collecting device, process cartridge, and image forming apparatus | Yoshiyuki Shimizu, Kenzo Tatsumi, Hirobumi Ooyoshi, Yoshihiro Kawakami, Tomofumi Yoshida +2 more | 2011-05-17 |
| 7890017 | Fixing device and image forming apparatus | Yoshikazu Yamazoe, Shigeo Nanno, Osamu Saito, Takuya Etoh | 2011-02-15 |