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Masayuki Hasegawa

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  • Niigata, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for purifying chlorosilanes
    • Patent number 9,126,838
    • Issue date Sep 8, 2015
    • Shin-Etsu Chemical Co., Ltd.
    • Masayuki Hasegawa
    • C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR PRODUCING TRICHLOROSILANE
    • Publication number 20170369325
    • Publication date Dec 28, 2017
    • Shin-Etsu Chemical Co., Ltd.
    • Masahiko ISHIDA
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    METHOD FOR PRODUCING POLYCRYSTALLINE SILICON
    • Publication number 20160264425
    • Publication date Sep 15, 2016
    • Shin-Etsu Chemical Co., Ltd.
    • Masahiko ISHIDA
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    METHOD FOR PRODUCING TRICHLOROSILANE
    • Publication number 20160002052
    • Publication date Jan 7, 2016
    • Shin-Etsu Chemical Co., Ltd.
    • Masahiko ISHIDA
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    METHOD FOR PURIFYING CHLOROSILANES
    • Publication number 20130177492
    • Publication date Jul 11, 2013
    • Shin-Etsu Chemical Co., Ltd.
    • Masayuki Hasegawa
    • C01 - INORGANIC CHEMISTRY