Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8041268 | Developing device, process cartridge, and image forming apparatus | Tomoko Takahashi, Yasuyuki Ishii, Yoshinori Nakagawa, Masaaki Yamada, Hideki Kosugi | 2011-10-18 |