TREA

Borje Johansson

Follow

Person

  • Hagfors, SE
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Hot worked steel and tool made therewith
    • Patent number 8,900,382
    • Issue date Dec 2, 2014
    • Uddeholm Tooling Aktiebolag
    • Börje Johansson
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Cold work steel
    • Patent number 4,936,911
    • Issue date Jun 26, 1990
    • Uddeholm Tooling Aktiebolag
    • William Roberts
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Tool steel
    • Patent number 4,863,515
    • Issue date Sep 5, 1989
    • Uddeholm Tooling Aktiebolag
    • William Roberts
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents