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Masanori Sawahata

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  • Hitachi, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Rotary Electric Machine and Electric Drive System
    • Publication number 20240223035
    • Publication date Jul 4, 2024
    • Hitachi Astemo, Ltd.
    • Ryouichi TAKAHATA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Power Semiconductor Device
    • Publication number 20230361001
    • Publication date Nov 9, 2023
    • Hitachi, Ltd
    • Ti CHEN
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ROTARY ELECTRIC MACHINE
    • Publication number 20230291260
    • Publication date Sep 14, 2023
    • Hitachi Astemo, Ltd.
    • Masanori SAWAHATA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTOR OF ROTARY ELECTRIC MACHINE, ROTARY ELECTRIC MACHINE AND ELECT...
    • Publication number 20230283125
    • Publication date Sep 7, 2023
    • Hitachi Astemo, Ltd.
    • Masahiro HORI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTOR OF ROTATING ELECTRICAL MACHINE AND ELECTRICAL DRIVE SYSTEM
    • Publication number 20230283131
    • Publication date Sep 7, 2023
    • Hitachi Astemo, Ltd.
    • Masahiro HORI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRIC SYSTEM
    • Publication number 20230155453
    • Publication date May 18, 2023
    • Hitachi Astemo, Ltd.
    • Masanori SAWAHATA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Rotary Electric Machine and Vehicle
    • Publication number 20210384779
    • Publication date Dec 9, 2021
    • Hitachi Astemo, Ltd.
    • Akeshi TAKAHASHI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Rotary Electric Machine and Drive System Using Same
    • Publication number 20190140530
    • Publication date May 9, 2019
    • Hitachi, Ltd
    • Kazuo NISHIHAMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Rotating Electrical Machine, Compressor System, and Pump System
    • Publication number 20190109514
    • Publication date Apr 11, 2019
    • Hitachi, Ltd
    • Ryuuichirou IWANO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Rotating Electrical Machine
    • Publication number 20170187264
    • Publication date Jun 29, 2017
    • Hitachi, Ltd
    • Daisuke KORI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    INDUCTION MACHINE
    • Publication number 20140252910
    • Publication date Sep 11, 2014
    • Hitachi, Ltd
    • Naoki KUNIHIRO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTATING ELECTRIC MACHINE
    • Publication number 20120091850
    • Publication date Apr 19, 2012
    • Hitachi, Ltd.
    • Masanori Sawahata
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SYNCHRONOUS GENERATOR AND SYNCHRONOUS GENERATOR SYSTEM
    • Publication number 20100026008
    • Publication date Feb 4, 2010
    • Hitachi, Ltd
    • Masanori SAWAHATA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER