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Peter Frieden

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  • Cologne, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bicycle dynamo
    • Patent number 9,463,835
    • Issue date Oct 11, 2016
    • VELOGICAL engineering GmbH
    • Peter Frieden
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Electric drive for bicycles
    • Patent number 9,242,698
    • Issue date Jan 26, 2016
    • VELOGICAL engineering GmbH
    • Peter Frieden
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS