Inventor
AKITA TETSUO
JP12 patents
Patents
12 patentsUS10411501B2Sep 10, 2019
Power supply device and switch control method therefor
SUMITOMO ELECTRIC INDUSTRIES3 citations71
US10355620B2Jul 16, 2019
Conversion device
SUMITOMO ELECTRIC INDUSTRIES3 citations70
US10348190B2Jul 9, 2019
Conversion device for converting voltage in a non-insulated manner and method for controlling the same
SUMITOMO ELECTRIC INDUSTRIES1 citations62
US10340814B2Jul 2, 2019
Gate-blocking a DC/DC converter based upon output current of an AC reactor in a power conversion device
SUMITOMO ELECTRIC INDUSTRIES1 citations62
US11217842B2Jan 4, 2022
Power storage device
SUMITOMO ELECTRIC INDUSTRIES0 citations56
US10481184B2Nov 19, 2019
Input-voltage-abnormality detection method and power source device
SUMITOMO ELECTRIC INDUSTRIES1 citations56
US11101660B2Aug 24, 2021
Storage battery system and power display device
SUMITOMO ELECTRIC INDUSTRIES0 citations55
US10917022B2Feb 9, 2021
Power conversion device and control method for power conversion device
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US11031807B2Jun 8, 2021
Power supply device and power supply system
SUMITOMO ELECTRIC INDUSTRIES0 citations50
US10530238B2Jan 7, 2020
Power conversion device and method for controlling same
SUMITOMO ELECTRIC INDUSTRIES0 citations40
US10355519B2Jul 16, 2019
Power supply unit and method for backfeed protection thereof
SUMITOMO ELECTRIC INDUSTRIES0 citations40
US9882508B2Jan 30, 2018
High-frequency switching type conversion device
SUMITOMO ELECTRIC INDUSTRIES0 citations39