TREA

Jan H. Matthias

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  • Beverly Hills, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Eyeglasses
    • Patent number D306035
    • Issue date Feb 13, 1990
    • Optyl Eyewear Fashion International Corporation
    • Jan H. Matthias
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglasses
    • Patent number D296563
    • Issue date Jul 5, 1988
    • Optyl Eyewear Fashion International Corporation
    • Jan H. Matthias
    • D16 - Photography and optical equipment