TREA

Helmut Schwaiger

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  • Regensburg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of manufacturing a control flap
    • Patent number 6,412,170
    • Issue date Jul 2, 2002
    • Siemens Aktiengesellschaft
    • Werner Happenhofer
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Intake device
    • Patent number 6,279,528
    • Issue date Aug 28, 2001
    • Siemens Aktiengesellschaft
    • Werner Happenhofer
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS