Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9378913 | Operating device or vacuum switch | Takashi Sato, Ayumu Morita, Kenji Tsuchiya, Masato Yabu, Akio Nakazawa +2 more | 2016-06-28 |
| 4563775 | Apparatus for controlling transmission output power | — | 1986-01-07 |