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HITACHI MITSUBISHI HYDRO CORPORATION

Overview
  • Total Patents
    42
  • GoodIP Patent Rank
    76,622
About

HITACHI MITSUBISHI HYDRO CORPORATION has a total of 42 patent applications. Its first patent ever was published in 2008. It filed its patents most often in Japan, EPO (European Patent Office) and United States. Its main competitors in its focus markets electrical machinery and energy, environmental technology and engines, pumps and turbines are SCHNEIDER TOSHIBA INVERTER EUROPE SAS, JONSSON RAGNAR and LTI DRIVES GMBH.

Patent filings in countries

World map showing HITACHI MITSUBISHI HYDRO CORPORATIONs patent filings in countries

Patent filings per year

Chart showing HITACHI MITSUBISHI HYDRO CORPORATIONs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bando Akira 13
#2 Nagura Osamu 9
#3 Ichinose Masaya 5
#4 Oyake Takashi 5
#5 Yoshida Masahiro 4
#6 Okada Masayuki 3
#7 Sato Yuji 3
#8 Yanagisawa Yukiyoshi 3
#9 Osada Takuya 3
#10 Kuwahara Takeshi 3

Latest patents

Publication Filing date Title
WO2020230343A1 Secondary magnetic excitation generator-motor device
US2021118611A1 Variable speed generator/motor device
CN112236934A Variable-speed power generation electric device
CN110266243A Variable-ratio electricity generation and electromotion system
EP3396847A1 Variable speed pumped-storage hydroelectric generation device
JP2016156349A Moving vane operation device
JP2016156348A Moving vane operation device
JP2015121179A Pumped-storage power plant
JP2015012636A Pumped storage power generation system
JP2013119844A Water turbine stay vane and water turbine
JP2013117184A Movable blade hydraulic turbine runner and movable blade hydraulic turbine
JP2013110902A Rotary electric machine
JP2013078195A Control method for variable-speed synchronous power generator motor
JP2013078197A Hydraulic power generation control system and speed governor control device
JP2013078196A Variable-speed pumped storage power generation control system
JP2013072347A Adjustable speed pumped storage generator
JP2013074739A Speed governor for water wheel or pump water wheel
JP2013070542A Bearing support part of vertical shaft rotary electric machine, control device for bearing support part, and vertical shaft rotary electric machine
JP2013060876A Guide vane device
JP2013027266A Rotary electric machine