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Igor A. Krichtafovitch

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  • Bothell, WA, US
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    STARTUP METHOD AND MECHANISM FOR A BURNER HAVING A PERFORATED FLAME...
    • Publication number 20190003705
    • Publication date Jan 3, 2019
    • CLEARSIGN COMBUSTION CORPORATION
    • DOUGLAS W. KARKOW
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Application

    COMBUSTION SYSTEM WITH FLAME LOCATION ACTUATION
    • Publication number 20180372314
    • Publication date Dec 27, 2018
    • CLEARSIGN COMBUSTION CORPORATION
    • DOUGLAS W. KARKOW
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    COMBUSTION SYSTEM WITH A GRID SWITCHING ELECTRODE
    • Publication number 20180340685
    • Publication date Nov 29, 2018
    • CLEARSIGN COMBUSTION CORPORATION
    • IGOR A. KRICHTAFOVITCH
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    SELECTABLE DILUTION LOW NOx BURNER
    • Publication number 20180087774
    • Publication date Mar 29, 2018
    • CLEARSIGN COMBUSTION CORPORATION
    • DOUGLAS W. KARKOW
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    BURNER INCLUDING A PERFORATED FLAME HOLDER SPACED AWAY FROM A FUEL...
    • Publication number 20180080648
    • Publication date Mar 22, 2018
    • CLEARSIGN COMBUSTION CORPORATION
    • DOUGLAS W. KARKOW
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    ELECTROSTATIC AIR FILTER DESIGN AND ASSEMBLY
    • Publication number 20180015482
    • Publication date Jan 18, 2018
    • Pacific Air Filtration Holdings, LLC
    • Larry Rothenberg
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    ELECTRONIC DEVICE WITH ADVANCED CONTROL FEATURES
    • Publication number 20170354981
    • Publication date Dec 14, 2017
    • Pacific Air Filtration Holdings, LLC
    • Igor Krichtafovitch
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    ELECTROSTATIC AIR FILTER
    • Publication number 20170354978
    • Publication date Dec 14, 2017
    • Pacific Air Filtration Holdings, LLC
    • Igor Krichtafovitch
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    ELECTROSTATIC AIR CLEANER
    • Publication number 20170354979
    • Publication date Dec 14, 2017
    • Pacific Air Filtration Holdings, LLC
    • Igor Krichtafovitch
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    COLLECTING ELECTRODE
    • Publication number 20170354980
    • Publication date Dec 14, 2017
    • Pacific Air Filtration Holdings, LLC
    • Igor Krichtafovitch
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    ELECTROSTATIC PRECIPITATOR
    • Publication number 20170354977
    • Publication date Dec 14, 2017
    • Pacific Air Filtration Holdings, LLC
    • Igor Krichtafovitch
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    APPARATUS AND METHOD FOR ELECTRICALLY STABILIZED COMBUSTION
    • Publication number 20170276346
    • Publication date Sep 28, 2017
    • CLEARSIGN COMBUSTION CORPORATION
    • JOSEPH COLANNINO
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    SYSTEM AND METHOD FOR APPLYING AN ELECTRIC FIELD TO A FLAME WITH A...
    • Publication number 20170268769
    • Publication date Sep 21, 2017
    • CLEARSIGN COMBUSTION CORPORATION
    • IGOR A. KRICHTAFOVITCH
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    METHOD FOR COMBUSTION OF MULTIPLE FUELS
    • Publication number 20170261201
    • Publication date Sep 14, 2017
    • CLEARSIGN COMBUSTION CORPORATION
    • DAVID B. GOODSON
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    ASYMMETRICAL UNIPOLAR FLAME IONIZER USING A STEP-UP TRANSFORMER
    • Publication number 20170146234
    • Publication date May 25, 2017
    • CLEARSIGN COMBUSTION CORPORATION
    • IGOR A. KRICHTAFOVITCH
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    LOW INERTIA POWER SUPPLY FOR APPLYING VOLTAGE TO AN ELECTRODE COUPL...
    • Publication number 20170146233
    • Publication date May 25, 2017
    • CLEARSIGN COMBUSTION CORPORATION
    • IGOR A. KRICHTAFOVITCH
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    ELECTRODYNAMIC COMBUSTION CONTROL WITH CURRENT LIMITING ELECTRICAL...
    • Publication number 20170122553
    • Publication date May 4, 2017
    • CLEARSIGN COMBUSTION CORPORATION
    • IGOR A. KRICHTAFOVITCH
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    DOWN-FIRED BURNER WITH A PERFORATED FLAME HOLDER
    • Publication number 20170038064
    • Publication date Feb 9, 2017
    • CLEARSIGN COMBUSTION CORPORATION
    • JOSEPH COLANNINO
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    METHOD FOR PRECOMBUSTION IONIZATION
    • Publication number 20170023242
    • Publication date Jan 26, 2017
    • CLEARSIGN COMBUSTION CORPORATION
    • IGOR A. KRICHTAFOVITCH
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRONIC AIR CLEANERS AND ASSOCIATED SYSTEMS AND METHODS
    • Publication number 20170021363
    • Publication date Jan 26, 2017
    • University of Washington through its Center for Commercialization
    • Igor Krichtafovitch
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    CHARGED ION FLOWS FOR COMBUSTION CONTROL
    • Publication number 20170009985
    • Publication date Jan 12, 2017
    • CLEARSIGN COMBUSTION CORPORATION
    • IGOR A. KRICHTAFOVITCH
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    LOW NOx FIRE TUBE BOILER
    • Publication number 20170010019
    • Publication date Jan 12, 2017
    • CLEARSIGN COMBUSTION CORPORATION
    • DOUGLAS W. KARKOW
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    ELECTRODYNAMIC BURNER WITH A FLAME IONIZER
    • Publication number 20160363317
    • Publication date Dec 15, 2016
    • CLEARSIGN COMBUSTION CORPORATION
    • IGOR A. KRICHTAFOVITCH
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    HORIZONTALLY FIRED BURNER WITH A PERFORATED FLAME HOLDER
    • Publication number 20160298840
    • Publication date Oct 13, 2016
    • CLEARSIGN COMBUSTION CORPORATION
    • DOUGLAS W. KARKOW
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    ELECTRICAL AND THERMAL INSULATION FOR A COMBUSTION SYSTEM
    • Publication number 20160290633
    • Publication date Oct 6, 2016
    • CLEARSIGN COMBUSTION CORPORATION
    • DAVID F. CHERPESKE
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    COMBUSTION SYSTEM WITH FLAME LOCATION ACTUATION
    • Publication number 20160290639
    • Publication date Oct 6, 2016
    • CLEARSIGN COMBUSTION CORPORATION
    • DOUGLAS W. KARKOW
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    TRANSIENT CONTROL OF A COMBUSTION REACTION
    • Publication number 20160273763
    • Publication date Sep 22, 2016
    • CLEARSIGN COMBUSTION CORPORATION
    • Joseph COLANNINO
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    CONTROL OF COMBUSTION REACTION PHYSICAL EXTENT
    • Publication number 20160273764
    • Publication date Sep 22, 2016
    • CLEARSIGN COMBUSTION CORPORATION
    • JOSEPH COLANNINO
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    OSCILLATING COMBUSTOR WITH PULSED CHARGER
    • Publication number 20160265765
    • Publication date Sep 15, 2016
    • CLEARSIGN COMBUSTION CORPORATION
    • ROBERTO RUIZ
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    SYSTEM FOR ELECTRICALLY-DRIVEN CLASSIFICATION OF COMBUSTION PARTICLES
    • Publication number 20160265769
    • Publication date Sep 15, 2016
    • CLEARSIGN COMBUSTION CORPORATION
    • DAVID B. GOODSON
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES