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Ronald C. NGUYEN

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  • Fountain Valley, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Illumination devices
    • Patent number 11,300,252
    • Issue date Apr 12, 2022
    • Ronald C. Nguyen
    • F21 - LIGHTING
  • Information Patent Grant

    Self-cleaning dental mirrors
    • Patent number 10,531,791
    • Issue date Jan 14, 2020
    • Ronald C. Nguyen
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Illumination devices
    • Patent number 9,885,465
    • Issue date Feb 6, 2018
    • Ronald C. Nguyen
    • F21 - LIGHTING
  • Information Patent Grant

    Compact loupe light
    • Patent number 9,169,990
    • Issue date Oct 27, 2015
    • Ronald C. Nguyen
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Hands-free filter assembly
    • Patent number 8,550,664
    • Issue date Oct 8, 2013
    • Ronald C. Nguyen
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Compact loupe light
    • Patent number 8,152,340
    • Issue date Apr 10, 2012
    • Ronald C. Nguyen
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    HANDS-FREE LIGHTING SYSTEMS
    • Publication number 20240230075
    • Publication date Jul 11, 2024
    • Ronald C. NGUYEN
    • F21 - LIGHTING
  • Information Patent Application

    TOUCH-FREE LIGHTING SYSTEMS
    • Publication number 20240019114
    • Publication date Jan 18, 2024
    • Ronald C. NGUYEN
    • F21 - LIGHTING
  • Information Patent Application

    ILLUMINATION DEVICES
    • Publication number 20230358375
    • Publication date Nov 9, 2023
    • Ronald C. NGUYEN
    • F21 - LIGHTING
  • Information Patent Application

    ILLUMINATION DEVICES
    • Publication number 20220307657
    • Publication date Sep 29, 2022
    • Ronald C. NGUYEN
    • G02 - OPTICS
  • Information Patent Application

    TOUCH-FREE LIGHTING SYSTEMS
    • Publication number 20220221142
    • Publication date Jul 14, 2022
    • Ronald C. NGUYEN
    • F21 - LIGHTING
  • Information Patent Application

    FACE SHIELDS WITH SHADOW-REDUCTION MOUNTS
    • Publication number 20210368887
    • Publication date Dec 2, 2021
    • Ronald C. NGUYEN
    • A41 - WEARING APPAREL
  • Information Patent Application

    TOUCH-FREE LIGHTING SYSTEMS
    • Publication number 20210231299
    • Publication date Jul 29, 2021
    • Ronald C. NGUYEN
    • F21 - LIGHTING
  • Information Patent Application

    ILLUMINATION DEVICES
    • Publication number 20210140593
    • Publication date May 13, 2021
    • Ronald C. NGUYEN
    • F21 - LIGHTING
  • Information Patent Application

    TOUCH-FREE LIGHTING SYSTEMS
    • Publication number 20200309359
    • Publication date Oct 1, 2020
    • Ronald C. NGUYEN
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    ILLUMINATION DEVICES
    • Publication number 20160327246
    • Publication date Nov 10, 2016
    • Ultralight Optics, Inc.
    • Ronald C. NGUYEN
    • F21 - LIGHTING
  • Information Patent Application

    TOUCH-FREE LIGHTING SYSTEMS
    • Publication number 20160290617
    • Publication date Oct 6, 2016
    • Ronald C. NGUYEN
    • F21 - LIGHTING
  • Information Patent Application

    MAGNETIC STRIPE CARDS
    • Publication number 20150019312
    • Publication date Jan 15, 2015
    • Ultralight Optics, Inc.
    • Ronald C. NGUYEN
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    SELF-CLEANING DENTAL MIRRORS
    • Publication number 20140315143
    • Publication date Oct 23, 2014
    • Ronald C. NGUYEN
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    HANDS-FREE FILTER ASSEMBLY
    • Publication number 20140177080
    • Publication date Jun 26, 2014
    • Ronald C. NGUYEN
    • G02 - OPTICS
  • Information Patent Application

    COMPACT LOUPE LIGHT
    • Publication number 20130094217
    • Publication date Apr 18, 2013
    • Ronald C. NGUYEN
    • G02 - OPTICS
  • Information Patent Application

    HANDS-FREE LIGHTING SYSTEM
    • Publication number 20120327643
    • Publication date Dec 27, 2012
    • Ronald C. NGUYEN
    • F21 - LIGHTING