Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668150 | Oil coating roller, seal ring used for the roller, and fixing device using the seal ring | Akinori Toyoda, Noriyuki Tajima, Michihiro Sima, Yoshihiro Nakayama | 2003-12-23 |