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David H. Staelin

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  • Wellesley, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Powered roller skates
    • Patent number 6,059,062
    • Issue date May 9, 2000
    • EMPower Corporation
    • David H. Staelin
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Powered skateboard
    • Patent number 6,050,357
    • Issue date Apr 18, 2000
    • EMPower Corporation
    • David H. Staelin
    • B60 - VEHICLES IN GENERAL