TREA

Helmut Roesch

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  • Sinzing, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Current limiting device
    • Patent number 6,049,447
    • Issue date Apr 11, 2000
    • Siemens AG
    • Helmut Roesch
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Current limiting device
    • Patent number 5,999,387
    • Issue date Dec 7, 1999
    • Siemens Aktiengesellschaft
    • Helmut Roesch
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER