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Matthew Roger Stephenson

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  • London, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Breathing apparatus with mask assembly for delivering breathing gases
    • Patent number 12,337,114
    • Issue date Jun 24, 2025
    • Fisher & Paykel Healthcare Limited
    • Wen Dong Huang
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Breathing apparatus with mask assembly for delivering breathing gases
    • Patent number 11,154,681
    • Issue date Oct 26, 2021
    • Fisher & Paykel Healthcare Limited
    • Wen Dong Huang
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Respiratory mask system
    • Patent number 11,083,862
    • Issue date Aug 10, 2021
    • Fisher & Paykel Healthcare Limited
    • Melissa Catherine Bornholdt
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Valsalva mask
    • Patent number 11,065,412
    • Issue date Jul 20, 2021
    • Fisher & Paykel Healthcare Limited
    • Matthew Roger Stephenson
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Valsalva mask
    • Patent number 10,946,155
    • Issue date Mar 16, 2021
    • Fisher & Paykel Healthcare Limited
    • Matthew Roger Stephenson
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Valsalva mask
    • Patent number 9,950,130
    • Issue date Apr 24, 2018
    • Fisher & Paykel Healthcare Limited
    • Matthew Roger Stephenson
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Valsalva mask
    • Patent number 9,907,922
    • Issue date Mar 6, 2018
    • Fisher & Paykel Healthcare Limited
    • Matthew Roger Stephenson
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Valsalva mask
    • Patent number 9,907,923
    • Issue date Mar 6, 2018
    • Fisher & Paykel Healthcare Limited
    • Matthew Roger Stephenson
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Breathing apparatus
    • Patent number D797921
    • Issue date Sep 19, 2017
    • Fisher & Paykel Healthcare Limited
    • Wen Dong Huang
    • D24 - Medical and laboratory equipment

Patents Applicationslast 30 patents

  • Information Patent Application

    VALSALVA MASK
    • Publication number 20220143342
    • Publication date May 12, 2022
    • Fisher & Paykel Healthcare Limited
    • Matthew Roger Stephenson
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    BREATHING APPARATUS WITH MASK ASSEMBLY FOR DELIVERING BREATHING GASES
    • Publication number 20220001127
    • Publication date Jan 6, 2022
    • Fisher & Paykel Healthcare Limited
    • Wen Dong Huang
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Application

    VALSALVA MASK
    • Publication number 20200238036
    • Publication date Jul 30, 2020
    • Fisher & Paykel Healthcare Limited
    • Matthew Roger Stephenson
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    RESPIRATORY MASK SYSTEM
    • Publication number 20190151592
    • Publication date May 23, 2019
    • Fisher & Paykel Healthcare Limited
    • Melissa Catherine Bornholdt
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    BREATHING APPARATUS
    • Publication number 20180304036
    • Publication date Oct 25, 2018
    • Fisher & Paykel Healthcare Limited
    • Wen Dong Huang
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    VALSALVA MASK
    • Publication number 20180289913
    • Publication date Oct 11, 2018
    • Fisher & Paykel Healthcare Limited
    • Matthew Roger Stephenson
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    VALSALVA MASK
    • Publication number 20170333657
    • Publication date Nov 23, 2017
    • Fisher & Paykel Healthcare Limited
    • Matthew Roger Stephenson
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    VALSALVA MASK
    • Publication number 20170326319
    • Publication date Nov 16, 2017
    • Fisher & Paykel Healthcare Limited
    • Matthew Roger Stephenson
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    VALSALVA MASK
    • Publication number 20150328421
    • Publication date Nov 19, 2015
    • Fisher & Paykel Healthcare Limited
    • Matthew Roger Stephenson
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE