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Keh-Loong Chen

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  • Taoyuan Hsien, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fiber reactive dyestuffs
    • Patent number 6,329,514
    • Issue date Dec 11, 2001
    • Everlight USA, Inc.
    • Huei Ching Huang
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Alkylated diaminobenzene sulfonic acids
    • Patent number 6,222,067
    • Issue date Apr 24, 2001
    • Everlight USA, Inc.
    • Keh-Loong Chen
    • C07 - ORGANIC CHEMISTRY