TREA

David C. Mercord

Follow

Person

  • Prescott, WI, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Lightguide having opening and surrounding channel
    • Patent number 11,314,008
    • Issue date Apr 26, 2022
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS
  • Information Patent Grant

    Unitary lightguide
    • Patent number 11,287,559
    • Issue date Mar 29, 2022
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS
  • Information Patent Grant

    Optical imaging system
    • Patent number 11,209,589
    • Issue date Dec 28, 2021
    • 3M Innovative Properties Company
    • Tao Liu
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Lightguide having recess of varying depth
    • Patent number 11,199,654
    • Issue date Dec 14, 2021
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS
  • Information Patent Grant

    Display system
    • Patent number 11,125,929
    • Issue date Sep 21, 2021
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS
  • Information Patent Grant

    Unitary lightguide
    • Patent number 10,935,713
    • Issue date Mar 2, 2021
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS
  • Information Patent Grant

    Lightguide with various shapes and extracting structures
    • Patent number 10,634,837
    • Issue date Apr 28, 2020
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS
  • Information Patent Grant

    Light guides
    • Patent number 10,514,487
    • Issue date Dec 24, 2019
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS
  • Information Patent Grant

    Lightguides with pixelated image
    • Patent number 10,509,157
    • Issue date Dec 17, 2019
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    OVERLAY WITH INTEGRAL TABS FOR A DISPLAY
    • Publication number 20220187500
    • Publication date Jun 16, 2022
    • 3M Innovative Properties Company
    • Steven T. Swartz
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    OPTICAL IMAGING SYSTEM
    • Publication number 20220078373
    • Publication date Mar 10, 2022
    • 3M Innovative Properties Company
    • Tao Liu
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    UNITARY LIGHTGUIDE
    • Publication number 20210325593
    • Publication date Oct 21, 2021
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS
  • Information Patent Application

    LIGHTGUIDE HAVING OPENING AND SURROUNDING CHANNEL
    • Publication number 20210157044
    • Publication date May 27, 2021
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS
  • Information Patent Application

    Lightguide Having Recess of Varying Depth
    • Publication number 20200233135
    • Publication date Jul 23, 2020
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS
  • Information Patent Application

    UNITARY LIGHTGUIDE
    • Publication number 20200132909
    • Publication date Apr 30, 2020
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL IMAGING SYSTEM
    • Publication number 20200073041
    • Publication date Mar 5, 2020
    • 3M Innovative Properties Company
    • Tao Liu
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    DISPLAY SYSTEM
    • Publication number 20190377125
    • Publication date Dec 12, 2019
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS
  • Information Patent Application

    LIGHT GUIDES
    • Publication number 20180329128
    • Publication date Nov 15, 2018
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS
  • Information Patent Application

    LIGHTGUIDE
    • Publication number 20180313993
    • Publication date Nov 1, 2018
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS
  • Information Patent Application

    LIGHTGUIDES WITH PIXELATED IMAGE
    • Publication number 20180231708
    • Publication date Aug 16, 2018
    • 3M Innovative Properties Company
    • Tao Liu
    • G02 - OPTICS