Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10879009 | Electrolyte solution for electrolytic capacitors, and electrolytic capacitor | Takahiro Shiba, Fumiyuki Tanabe, Yoshihiko Akazawa, Takao Mukai | 2020-12-29 |
| 10770995 | Closed control device for DC brush motor, control system, and control method | — | 2020-09-08 |
| 10607786 | Electrolytic solution for aluminum electrolytic capacitor and aluminum electrolytic capacitor using same | Yoshihiko Akazawa, Koshiro Kondo | 2020-03-31 |
| 10581353 | Motor drive control device and motor drive control method | — | 2020-03-03 |