Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10381174 | Contact member, sliding contact, electrical device and method for producing contact member having electrical contact surface layer comprising coated particles | Makito Morii, Kazushi MAETA, Yuki Yamamoto | 2019-08-13 |
| 7187631 | Disc apparatus for reproducing a signal on a disc using a laser beam | Shigekazu Minechika, Hideaki Yano, Keiji Nagata, Yoshihiro Aoi, Kenji Asano +1 more | 2007-03-06 |