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Raleigh C. Duncan

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  • Berkeley, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Low EMF halogen tube heater
    • Patent number 12,220,379
    • Issue date Feb 11, 2025
    • SAUNA WORKS INC.
    • Raleigh C. Duncan
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Narrowband ultraviolet sauna
    • Patent number 12,035,429
    • Issue date Jul 9, 2024
    • SAUNA WORKS INC.
    • Andrew Kaps
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electromagnetic wave reducing heaters and devices and saunas
    • Patent number 12,004,283
    • Issue date Jun 4, 2024
    • SAUNA WORKS INC.
    • Raleigh C. Duncan
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Low EMF halogen tube heater
    • Patent number 11,896,547
    • Issue date Feb 13, 2024
    • SAUNA WORKS INC.
    • Raleigh C. Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Electromagnetic wave reducing heater
    • Patent number 11,792,896
    • Issue date Oct 17, 2023
    • SAUNA WORKS INC.
    • Raleigh C. Duncan
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electromagnetic wave reducing heaters and devices and saunas
    • Patent number 11,641,702
    • Issue date May 2, 2023
    • SAUNA WORKS INC.
    • Raleigh Duncan
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Low EMF halogen tube heater
    • Patent number 11,471,376
    • Issue date Oct 18, 2022
    • SAUNA WORKS INC.
    • Raleigh Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Electromagnetic wave reducing heaters and devices and saunas
    • Patent number 11,202,346
    • Issue date Dec 14, 2021
    • SAUNA WORKS INC.
    • Raleigh Duncan
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electromagnetic wave reducing heater
    • Patent number 10,869,367
    • Issue date Dec 15, 2020
    • SAUNA WORKS INC.
    • Raleigh C. Duncan
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Water-filtered near infrared sauna
    • Patent number 10,737,112
    • Issue date Aug 11, 2020
    • SAUNA WORKS INC.
    • Raleigh Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Low EMF halogen tube heater
    • Patent number 10,517,794
    • Issue date Dec 31, 2019
    • SAUNA WORKS INC.
    • Raleigh Duncan
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rotating control panel
    • Patent number 10,179,088
    • Issue date Jan 15, 2019
    • SAUNA WORKS INC.
    • Raleigh Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Electromagnetic wave reducing heater
    • Patent number 9,844,100
    • Issue date Dec 12, 2017
    • Raleigh C. Duncan
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rotating control panel
    • Patent number 9,775,773
    • Issue date Oct 3, 2017
    • SAUNA WORKS INC.
    • Raleigh Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    LOW EMF HALOGEN TUBE HEATER
    • Publication number 20250073120
    • Publication date Mar 6, 2025
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Raleigh C. Duncan
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    HALOTHERAPY MODULE NOZZLE
    • Publication number 20250001151
    • Publication date Jan 2, 2025
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Raleigh C. Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    NARROWBAND ULTRAVIOLET SAUNA
    • Publication number 20240324080
    • Publication date Sep 26, 2024
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Andrew Kaps
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    ELECTROMAGNETIC WAVE REDUCING HEATERS AND DEVICES AND SAUNAS
    • Publication number 20240276609
    • Publication date Aug 15, 2024
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Raleigh Duncan
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LOW EMF HALOGEN TUBE HEATER
    • Publication number 20240130929
    • Publication date Apr 25, 2024
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Raleigh C. Duncan
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    ELECTROMAGNETIC WAVE REDUCING HEATER
    • Publication number 20230413396
    • Publication date Dec 21, 2023
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Raleigh C. Duncan
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    ELECTROMAGNETIC WAVE REDUCING HEATERS AND DEVICES AND SAUNAS
    • Publication number 20230232505
    • Publication date Jul 20, 2023
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Raleigh C. Duncan
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LOW EMF HALOGEN TUBE HEATER
    • Publication number 20230172802
    • Publication date Jun 8, 2023
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Raleigh C. Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    HALOTHERAPY MODULE ASSOCIATED WITH SAUNAS
    • Publication number 20230149677
    • Publication date May 18, 2023
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Raleigh C. Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    HALOTHERAPY MODULE ASSOCIATED WITH SAUNAS
    • Publication number 20220370776
    • Publication date Nov 24, 2022
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Raleigh C. Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    ELECTROMAGNETIC WAVE REDUCING HEATERS AND DEVICES AND SAUNAS
    • Publication number 20210368590
    • Publication date Nov 25, 2021
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Raleigh Duncan
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    ELECTROMAGNETIC WAVE REDUCING HEATER
    • Publication number 20210076461
    • Publication date Mar 11, 2021
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Raleigh C. Duncan
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    LOW EMF HALOGEN TUBE HEATER
    • Publication number 20200100984
    • Publication date Apr 2, 2020
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Raleigh Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    NARROWBAND ULTRAVIOLET SAUNA
    • Publication number 20190167519
    • Publication date Jun 6, 2019
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Andrew Kaps
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    ELECTROMAGNETIC WAVE REDUCING HEATERS AND DEVICES AND SAUNAS
    • Publication number 20190110339
    • Publication date Apr 11, 2019
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Raleigh Duncan
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Electromagnetic Wave Reducing Heater
    • Publication number 20180063898
    • Publication date Mar 1, 2018
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Raleigh C. Duncan
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Water-filtered Near Infrared Sauna
    • Publication number 20170326384
    • Publication date Nov 16, 2017
    • SaunaWorks, Inc.
    • Raleigh Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    ROTATING CONTROL PANEL
    • Publication number 20170273865
    • Publication date Sep 28, 2017
    • Sauna Works Inc. (aka Far Infrared Sauna Technology Co.)
    • Raleigh Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Low EMF Halogen Tube Heater
    • Publication number 20160338905
    • Publication date Nov 24, 2016
    • Raleigh Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Rotating Control Panel
    • Publication number 20140191048
    • Publication date Jul 10, 2014
    • Raleigh Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Electromagnetic Wave Reducing Heater
    • Publication number 20120241440
    • Publication date Sep 27, 2012
    • Raleigh C. Duncan
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    INFRARED THERAPY CHAMBER
    • Publication number 20120221080
    • Publication date Aug 30, 2012
    • Raleigh Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    INFRARED THERAPY CHAMBER
    • Publication number 20110046702
    • Publication date Feb 24, 2011
    • SAUNAWORKS, INC.
    • Raleigh Duncan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE