Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10897208 | Full bridge configuration power conversion apparatus for power conversion among at least three devices | Seiji Iyasu, Yuji Hayashi | 2021-01-19 |
| 10734818 | Voltage equalization circuit system | Akio Kukita, Kazushige Ito, Tsutomu Sekido | 2020-08-04 |
| 10340699 | Solar cell adjustment system, related method, and minimum current detection and control system | Akio Kukita | 2019-07-02 |
| 10069323 | Charge-discharge device with equalization function using both convertor and multi-stage voltage doubler rectifier circuit | Akio Kukita | 2018-09-04 |
| 9318779 | Electric energy storage units connected in series and selectively charged/discharged via a balancing circuit or directly from a charger or to a load | Akio Kukita, Kazushige Ito, Tsutomu Sekido | 2016-04-19 |
| 9083187 | Electric energy storage apparatus capable of AC output | Kazushige Ito, Tsutomu Sekido, Akio Kukita | 2015-07-14 |
| 8716894 | Series-parallel reconfigurable cell voltage equalization circuit designed using MOSFET as switches thereof, and driver circuit thereof | Akio Kukita, Kazushige Ito, Tsutomu Sekido, Kaoru Nagata, Kazuhiro SHOJI | 2014-05-06 |
| 4639813 | Cleaning disket with internal paths for cleaning liquid | — | 1987-01-27 |