Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Inventors
Masato Ohya
Tokyo
JP
6 patents
2 Patents
US12618886
2026
Power Conversion Apparatus, Deterioration Determination Method for Smoothing Capacitor
Hitachi Industrial Equipment Systems Co., Ltd.
0 cites
US12334847
2025
Power Converter Apparatus
Hitachi Industrial Equipment Systems Co., Ltd.
0 cites