HITACHI MITSUBISHI HYDRO CORPORATION

Patent Applications and Registrations

Patent applications and USPTO patent grants for HITACHI MITSUBISHI HYDRO CORPORATION.The latest application filed is for "secondary magnetic excitation generator-motor device".

Company Profile

6.11.7

HITACHI MITSUBISHI HYDRO CORPORATION - Tokyo JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Trademarks

Patent Activity

Patent	Date
Secondary Magnetic Excitation Generator-motor Device App 20220231615 - BANDO; Akira ; et al.	2022-07-21
Variable speed generator/motor device Grant 11,223,310 - Bando , et al. January 11, 2	2022-01-11
Variable Speed Generator/motor Device App 20210234487 - BANDO; Akira ; et al.	2021-07-29
Variable Speed Generator/motor Device App 20210118611 - BANDO; Akira ; et al.	2021-04-22
Variable speed generator-motor apparatus and variable speed generator-motor system Grant 10,784,808 - Bando , et al. Sept	2020-09-22
Variable Speed Generator-motor Apparatus And Variable Speed Generator-motor System App 20200144949 - BANDO; Akira ; et al.	2020-05-07
Variable speed generator-motor apparatus and variable speed generator-motor system Grant 10,536,104 - Bando , et al. Ja	2020-01-14
Variable-speed pumped storage power generation apparatus Grant 10,326,393 - Yoshida	2019-06-18
Variable-speed Pumped Storage Power Generation Apparatus App 20180375452 - YOSHIDA; Masahiro	2018-12-27
Variable Speed Generator-motor Apparatus And Variable Speed Generator-motor System App 20180034399 - BANDO; Akira ; et al.	2018-02-01
Pumped storage power plant Grant 9,494,127 - Hongawa November 15, 2	2016-11-15
Pumped Storage Power Plant App 20150176559 - HONGAWA; Yukio	2015-06-25
Rotor of rotating electrical machine Grant 8,421,318 - Kuwahara , et al. April 16, 2	2013-04-16

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