Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8087170 | Developing agent carrier manufacturing method, developing agent carrier, developing device and image forming apparatus | Noboru Sakurai, Yoichi Yamada, Masanao Kunugi, Tomohiro Aruga, Katsumi Okamoto | 2012-01-03 |