TREA

Hyung Yoon

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  • Peoria, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Steam oxidation of powder metal parts
    • Patent number 7,520,940
    • Issue date Apr 21, 2009
    • Caterpillar Inc.
    • Hyung Kyu Yoon
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Composite powder and gall-resistant coating
    • Patent number 7,404,841
    • Issue date Jul 29, 2008
    • Caterpillar Inc.
    • Sang-Ha Leigh
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Composite powder and gall-resistant coating
    • Patent number 7,094,474
    • Issue date Aug 22, 2006
    • Caterpillar, Inc.
    • Sang-Ha Leigh
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    Break-In Coating on Track Assembly Components
    • Publication number 20160280293
    • Publication date Sep 29, 2016
    • Caterpillar Inc.
    • Bao Feng
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    THIN FILM COATING FOR LINKAGE PIN
    • Publication number 20150197918
    • Publication date Jul 16, 2015
    • Caterpillar Inc.
    • Bao FENG
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Composite powder and gall-resistant coating
    • Publication number 20060048605
    • Publication date Mar 9, 2006
    • Caterpillar Inc.
    • Sang-Ha Leigh
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    Composite powder and gall-resistant coating
    • Publication number 20060035019
    • Publication date Feb 16, 2006
    • Caterpillar Inc.
    • Sang-Ha Leigh
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    Steam oxidation of powder metal parts
    • Publication number 20060024516
    • Publication date Feb 2, 2006
    • Caterpillar Inc.
    • Hyung Kyu Yoon
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Composite powder and gall-resistant coating
    • Publication number 20050279186
    • Publication date Dec 22, 2005
    • Caterpillar Inc.
    • Sang-Ha Leigh
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...