TREA

Rick B. Hill

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  • Allen, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air treatment apparatus and methods
    • Patent number 6,752,970
    • Issue date Jun 22, 2004
    • Shaklee Corporation
    • Harold O. Schwartz
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...

Patents Applicationslast 30 patents

  • Information Patent Application

    Air treatment apparatus and methods
    • Publication number 20040197243
    • Publication date Oct 7, 2004
    • Shaklee Corporation
    • Harold O. Schwartz
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Air treatment apparatus and methods
    • Publication number 20030077211
    • Publication date Apr 24, 2003
    • Harold O. Schwartz
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL