TREA

Onspot AB

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Patents Grantslast 30 patents

  • Information Patent Grant

    Anti-skid device
    • Patent number 5,048,646
    • Issue date Sep 17, 1991
    • Onspot AB
    • Lennart Carlsson
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Anti-skid device
    • Patent number 4,800,992
    • Issue date Jan 31, 1989
    • Onspot AB
    • Olle Andersson
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Anti-skid device
    • Patent number 4,732,239
    • Issue date Mar 22, 1988
    • Onspot AB
    • Ragnar M. Hardmark
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Anti-skid device
    • Patent number 4,657,118
    • Issue date Apr 14, 1987
    • Onspot AB
    • Olle G. Andersson
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Anti-skid device for motor vehicles
    • Patent number 4,621,712
    • Issue date Nov 11, 1986
    • Onspot AB
    • Ragnar Hardmark
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Anti skid chain unit for vehicle tires
    • Patent number D286524
    • Issue date Nov 4, 1986
    • Onspot AB
    • Ragnar Hardmark
    • D12 - Transportation