Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11114921 | Vehicle drive device for lubrication a power transmission and cooling a rotating electric machine | Eiji Ito, Kiyonori Takagi, Naoya Jinnai | 2021-09-07 |
| 10971991 | Power conversion device and power conversion system | Kikuo Izumi, Akiko Tabuchi | 2021-04-06 |
| 10924035 | Power conversion device | Kikuo Izumi, Yutaka KUBOYAMA | 2021-02-16 |