TREA

Takahisa Yamamoto

Follow

Person

  • Himeji-shi, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Powder for magnetic member
    • Patent number 11,920,226
    • Issue date Mar 5, 2024
    • Sanyo Special Steel Co., Ltd.
    • Takahisa Yamamoto
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Metal powder composed of spherical particles
    • Patent number 10,350,680
    • Issue date Jul 16, 2019
    • Sanyo Specia Steel Co., Ltd.
    • Takahisa Yamamoto
    • B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

  • Information Patent Application

    Powder for Magnetic Member
    • Publication number 20210398719
    • Publication date Dec 23, 2021
    • SANYO SPECIAL STEEL CO., LTD.
    • Takahisa Yamamoto
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    Metal Powder Composed of Spherical Particles
    • Publication number 20180104740
    • Publication date Apr 19, 2018
    • SANYO SPECIAL STEEL CO., LTD.
    • Takahisa Yamamoto
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...