TREA

Li-Chung Chao

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  • Louisville, KY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cigarette paper having reduced sidestream properties
    • Patent number 5,540,242
    • Issue date Jul 30, 1996
    • Brown & Williamson Tobacco Corporation
    • Li-Chung Chao
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Grant

    Dye for coloring cigarette paper
    • Patent number 5,094,253
    • Issue date Mar 10, 1992
    • Brown & Williamson Tobacco Corporation
    • Frank K. St. Charles
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Smoking article
    • Patent number 5,090,426
    • Issue date Feb 25, 1992
    • Brown & Williamson Tobacco Corporation
    • Jiunn-Yann Tang
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
  • Information Patent Grant

    Smoking device
    • Patent number 5,038,804
    • Issue date Aug 13, 1991
    • Brown & Williamson Tobacco Corporation
    • Li-Chung Chao
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES