TREA

Yan Yan

Follow

Person

  • Greensboro, NC, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Thread forming taps
    • Patent number 9,682,435
    • Issue date Jun 20, 2017
    • Kennametal Inc.
    • Yan Yan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    SPIRAL FLUTE TAP WITH CONTINUOUSLY INCREASING HELIX ANGLE
    • Publication number 20180345394
    • Publication date Dec 6, 2018
    • Kennametal Inc.
    • Yan Yan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    THREAD FORMING TAPS
    • Publication number 20160059334
    • Publication date Mar 3, 2016
    • Kennametal Inc.
    • Yan Yan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR