Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9903765 | Apparatus for detecting temperature of semiconductor elements for power conversion | Hiroshi Fujita | 2018-02-27 |
| 9190233 | Solenoid device and electromagnetic relay | Tomoaki Tanaka, Masanao Sugisawa, Ken Tanaka, Kiyonari Kojima | 2015-11-17 |
| 9136053 | Solenoid device | Tomoaki Tanaka, Ken Tanaka, Tomoya Katoh, Kiyonari Kojima | 2015-09-15 |
| 9117584 | Solenoid device and solenoid control system | Ken Tanaka, Tomoaki Tanaka | 2015-08-25 |