TREA

Anthony C. Zwirgzdas

Follow

Person

  • Butler, OH, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Fluorescent yellow azo pigments
    • Patent number 5,863,459
    • Issue date Jan 26, 1999
    • Sun Chemical Corporation
    • Paul A. Merchak
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Poly (alkylene oxide) substituted acetoacetanilides
    • Patent number 5,145,997
    • Issue date Sep 8, 1992
    • Sun Chemical Corporation
    • Russell J. Schwartz
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Poly (alkylene oxide)-modified diarylide pigment composition
    • Patent number 5,062,894
    • Issue date Nov 5, 1991
    • Sun Chemical Corporation
    • Russell J. Schwartz
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Diarylide pigment compositions
    • Patent number 4,946,509
    • Issue date Aug 7, 1990
    • Sun Chemical Corporation
    • Russell J. Schwartz
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...