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David E. CALVER

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  • Courtenay, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Modular mobility systems
    • Patent number 11,839,584
    • Issue date Dec 12, 2023
    • Participant Assistive Products
    • Wayne H. Hanson
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Multifunctional mobility system seat
    • Patent number D961464
    • Issue date Aug 23, 2022
    • Participant Assistive Products
    • David Edward Calver
    • D12 - Transportation
  • Information Patent Grant

    Multifunctional mobility system base
    • Patent number D951824
    • Issue date May 17, 2022
    • Participant Assistive Products
    • David Edward Calver
    • D12 - Transportation

Patents Applicationslast 30 patents

  • Information Patent Application

    MODULAR MOBILITY SYSTEMS
    • Publication number 20200206067
    • Publication date Jul 2, 2020
    • Participant Assistive Products
    • Wayne H. HANSON
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE