Patents by Inventor Yang Michelle Sun

Yang Michelle Sun has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Portable air filtration and disinfection device for a respirator system
    Patent number: 11439787
    Abstract: A portable air filtration and disinfection device for a respirator system includes a casing, an inhalation filter assembly, and an exhalation filter assembly. The inhalation filter assembly includes an intake duct for receiving breathing air, an inhalation gas filter for filtering the breathing air, and an inhalation duct to provide the filtered breathing air. The exhalation filter assembly includes an exhalation duct for receiving exhaled air, an exhalation gas filter and an exhalation liquid filter for filtering and disinfecting the exhaled air, and an outlet duct for releasing the filtered and disinfected exhaled air.
    Type: Grant
    Filed: May 2, 2020
    Date of Patent: September 13, 2022
    Inventors: Haiping Liu, Yang Michelle Sun
  • PORTABLE AIR FILTRATION AND DISINFECTION DEVICE FOR A RESPIRATOR SYSTEM
    Publication number: 20210268319
    Abstract: A portable air filtration and disinfection device for a respirator system includes a casing, an inhalation filter assembly, and an exhalation filter assembly. The inhalation filter assembly includes an intake duct for receiving breathing air, an inhalation gas filter for filtering the breathing air, and an inhalation duct to provide the filtered breathing air. The exhalation filter assembly includes an exhalation duct for receiving exhaled air, an exhalation gas filter and an exhalation liquid filter for filtering and disinfecting the exhaled air, and an outlet duct for releasing the filtered and disinfected exhaled air.
    Type: Application
    Filed: May 2, 2020
    Publication date: September 2, 2021
    Inventors: Haiping Liu, Yang Michelle Sun