TREA

Christopher L. Schultz

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  • Onsted, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Filter units, filtration methods, and filtration systems
    • Patent number 9,372,004
    • Issue date Jun 21, 2016
    • Blissfield Manufacturing Company
    • Daniel W. Sikkenga
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Filter unit, filtration method and system
    • Patent number 8,852,307
    • Issue date Oct 7, 2014
    • Blissfield Manufacturing Company
    • Daniel W. Sikkenga
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Valve assembly
    • Patent number 5,058,623
    • Issue date Oct 22, 1991
    • Blissfield Manufacturing Company
    • Gerald R. Beagle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    FILTER UNITS, FILTRATION SYSTEMS, AND METHODS OF USING
    • Publication number 20160025354
    • Publication date Jan 28, 2016
    • BLISSFIELD MANUFACTURING COMPANY
    • Daniel W. Sikkenga
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER UNITS, FILTRATION METHODS, AND FILTRATION SYSTEMS
    • Publication number 20140345461
    • Publication date Nov 27, 2014
    • Daniel W. Sikkenga
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    NESTED HEAT EXCHANGER
    • Publication number 20130240177
    • Publication date Sep 19, 2013
    • BLISSFIELD MANUFACTURING COMPANY
    • Patrick A. Howard
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    FILTER UNIT, FILTRATION METHOD AND SYSTEM
    • Publication number 20120060820
    • Publication date Mar 15, 2012
    • BLISSFIELD MANUFACTURING COMPANY
    • Daniel W. Sikkenga
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL