Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Assignees
HITACHI MITSUBISHI HYDRO CORPORATION
3 patents in portfolio
US12341464
utility
2025
Power Generation Device
0 cites
US12289076
utility
2025
Method of Controlling Power Generation Apparatus and Pumped Storage Power Generation Apparatus
0 cites
US11898531
utility
2024
Variable Speed Pumping Systems
0 cites