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Roger Henry Henkin

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  • West Bloomfield, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Magnetic toy
    • Patent number D894289
    • Issue date Aug 25, 2020
    • Roger Henry Henkin
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Magnetic toy
    • Patent number D893635
    • Issue date Aug 18, 2020
    • Roger Henry Henkin
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Magnetic toy
    • Patent number D829825
    • Issue date Oct 2, 2018
    • Gymworld, Inc.
    • Roger Henry Henkin
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Magnetic toy
    • Patent number D823946
    • Issue date Jul 24, 2018
    • GYMWORLD INC.
    • Roger Henry Henkin
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Magnetic toy
    • Patent number D813955
    • Issue date Mar 27, 2018
    • GYMWORLD INC.
    • Roger Henry Henkin
    • D21 - Games, toys, and sports goods
  • Information Patent Grant

    Magnetic toy
    • Patent number D771752
    • Issue date Nov 15, 2016
    • Roger Henry Henkin
    • D21 - Games, toys, and sports goods