Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9632564 | Power supply device | Toshiaki Murai, Yoshiyasu Hagiwara, Tadashi Sawada, Masayuki Tobikawa, Michio Tamate +2 more | 2017-04-25 |
| 9231494 | Power supply device with a resonant bridge circuit control unit | Tadashi Sawada, Toshiaki Murai, Yoshiyasu Hagiwara, Masayuki Tobikawa, Tomotaka Nishijima +1 more | 2016-01-05 |