TREA

Gunnar Drevfors

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  • Akarp, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of handling, filling and sealing packaging containers
    • Patent number 6,256,964
    • Issue date Jul 10, 2001
    • Tetra Laval Holdings & Finance S.A.
    • Gunnar Drevfors
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Control system for a packaging machine
    • Patent number 5,966,897
    • Issue date Oct 19, 1999
    • Tetra Laval Holdings & Finance, S.A.
    • Arde Kirka
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Control system for a packaging machine
    • Patent number 5,706,627
    • Issue date Jan 13, 1998
    • Tetra Laval Holdings & Finance, S.A.
    • Arde Kirka
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Ultrasonic carton sealer
    • Patent number 5,605,026
    • Issue date Feb 25, 1997
    • Tetra Laval Holdings & Finance SA
    • Erik Schott
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Packaging machine
    • Patent number 5,488,812
    • Issue date Feb 6, 1996
    • Tetra Laval Holdings & Finance
    • Olof Stark
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL