TREA

Michael S. Perreault

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  • Hugo, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Filter forming and joining method
    • Patent number 6,616,785
    • Issue date Sep 9, 2003
    • Midmac Systems, Inc.
    • Timothy R. Hedlund
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Filter forming and joining apparatus
    • Patent number 6,615,893
    • Issue date Sep 9, 2003
    • Midmac Systems
    • Timothy R. Hedlund
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Filter forming and joining apparatus
    • Patent number 6,230,777
    • Issue date May 15, 2001
    • Midmac Systems, Inc.
    • Timothy R. Hedlund
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    FILTER FORMING AND JOINING METHOD
    • Publication number 20030131925
    • Publication date Jul 17, 2003
    • Midmac Systems
    • Timothy R. Hedlund
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter forming and joining apparatus
    • Publication number 20010018952
    • Publication date Sep 6, 2001
    • Midmac Systems
    • Timothy R. Hedlund
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL