Terry A. Kellar II

Person

  • Monroeville, PA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Photochromic compounds

    • Patent number 10,532,997
    • Issue date Jan 14, 2020
    • Transitions Optical, Inc.
    • Meng He
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Photochromic compounds

    • Patent number 10,532,998
    • Issue date Jan 14, 2020
    • Transitions Optical, Inc.
    • Meng He
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Photochromic compounds

    • Patent number 10,501,446
    • Issue date Dec 10, 2019
    • Transitions Optical, Inc.
    • Meng He
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Photochromic compounds

    • Patent number 10,005,763
    • Issue date Jun 26, 2018
    • Transitions Optical, Inc.
    • Meng He
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Photochromic compounds

    • Patent number 10,000,472
    • Issue date Jun 19, 2018
    • Transitions Optical, Inc.
    • Meng He
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Photochromic compounds

    • Patent number 8,705,160
    • Issue date Apr 22, 2014
    • Transitions Optical, Inc.
    • Meng He
    • C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents