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Jeffrey J. Melby

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  • St. Paul, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Light control film with reduced ghost images
    • Patent number 5,254,388
    • Issue date Oct 19, 1993
    • Minnesota Mining and Manufacturing Company
    • Jeffrey J. Melby
    • G02 - OPTICS
  • Information Patent Grant

    Back-lit display
    • Patent number 4,874,228
    • Issue date Oct 17, 1989
    • Minnesota Mining and Manufacturing Company
    • Kenneth A. Aho
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Automotive lighting element
    • Patent number 4,799,131
    • Issue date Jan 17, 1989
    • Minnesota Mining and Manufacturing Company
    • Kenneth A. Aho
    • F21 - LIGHTING