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Robert (Wei-Pin) Chen

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  • San Marino, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drifting kart
    • Patent number D1048951
    • Issue date Oct 29, 2024
    • Razor USA LLC
    • Robert (Wei-Pin) Chen
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Drifting kart
    • Patent number D1049248
    • Issue date Oct 29, 2024
    • Razor USA LLC
    • Robert (Wei-Pin) Chen
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Drifting kart
    • Patent number D988420
    • Issue date Jun 6, 2023
    • Razor USA LLC
    • Robert (Wei-Pin) Chen
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Drifting kart
    • Patent number D949749
    • Issue date Apr 26, 2022
    • Razor USA LLC
    • Robert (Wei-Pin) Chen
    • D12 - Transportation
  • Information Patent Grant

    Drifting kart
    • Patent number D940794
    • Issue date Jan 11, 2022
    • Razor USA LLC
    • Robert (Wei-Pin) Chen
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Drifting kart
    • Patent number D890855
    • Issue date Jul 21, 2020
    • Razor USA LLC
    • Robert (Wei-Pin) Chen
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Drifting kart
    • Patent number D874986
    • Issue date Feb 11, 2020
    • Razor USA LLC
    • Robert (Wei-Pin) Chen
    • D12 - Transportation
  • Information Patent Grant

    Drifting kart
    • Patent number D852892
    • Issue date Jul 2, 2019
    • Razor USA LLC
    • Robert (Wei-Pin) Chen
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Drifting kart
    • Patent number D830470
    • Issue date Oct 9, 2018
    • Razor USA LLC
    • Robert (Wei-Pin) Chen
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Drifting kart
    • Patent number D820733
    • Issue date Jun 19, 2018
    • Razor USA LLC
    • Robert (Wei-Pin) Chen
    • D12 - Transportation
  • Information Patent Grant

    Drifting kart
    • Patent number D793480
    • Issue date Aug 1, 2017
    • Razor USA LLC
    • Robert (Wei-Pin) Chen
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Drifting kart
    • Patent number D774981
    • Issue date Dec 27, 2016
    • Razor USA LLC
    • Robert (Wei-Pin) Chen
    • D12 - Transportation
  • Information Patent Grant

    Drifting kart
    • Patent number D771196
    • Issue date Nov 8, 2016
    • Razor USA LLC
    • Robert (Wei-Pin) Chen
    • D21 - Games, toys, and sports goods