Patents by Inventor Grace Yu Zhang

Grace Yu Zhang 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).

  • Dental Plaque Cleanser
    Publication number: 20200289245
    Abstract: A dental plaque cleanser is a dental clinic device for cleansing dental supragingival and subgingival plaque biofilm as well as scaling calculus. The dental plaque cleanser comprises a water jet biofilm cleansing unit and an ultrasonic scaling unit.
    Type: Application
    Filed: May 21, 2020
    Publication date: September 17, 2020
    Inventors: Winston Zhang, Grace Yu. Zhang
  • Compact oral hygiene device
    Patent number: 10405954
    Abstract: A compact oral hygiene device includes a unique mini constant jet pump which integrated with a motor, has three diaphragm chambers, draws the fluid from a reservoir and propels fluid out from a buffer room to tips at constant pulseless, high efficiencies and low noise; and a plurality of exchangeable tips cleanses teeth and the interdental area.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: September 10, 2019
    Inventors: Winston Zhang, Grace Yu Zhang
  • 7-way dental syringe
    Patent number: 10368966
    Abstract: A 7-way dental syringe is a device in a dental delivery system that delivers an air stream, water stream, air spray and water spray; four efficient ways to clean a patient's mouth. Additionally, the 7-way dental syringe is a controllable pressurized dental water jet system. It can dislodge plaque biofilms from teeth and interdental regions, access a periodontal pocket to wash out plaque therein, and cleanse a tooth extraction site or irrigate exposed jawbone; various clinical ways to perform advanced oral hygiene.
    Type: Grant
    Filed: January 25, 2019
    Date of Patent: August 6, 2019
    Inventors: Winston Zhang, Paymon Parish Sedghizadeh, Grace Yu Zhang
  • 7-Way Dental Syringe
    Publication number: 20190151057
    Abstract: A 7-way dental syringe is a device in a dental delivery system that delivers an air stream, water stream, air spray and water spray; four efficient ways to clean a patient's mouth. Additionally, the 7-way dental syringe is a controllable pressurized dental water jet system. It can dislodge plaque biofilms from teeth and interdental regions, access a periodontal pocket to wash out plaque therein, and cleanse a tooth extraction site or irrigate exposed jawbone; various clinical ways to perform advanced oral hygiene.
    Type: Application
    Filed: January 25, 2019
    Publication date: May 23, 2019
    Inventors: Winston Zhang, Paymon Parish Sedghizadeh, Grace Yu Zhang
  • Compact oral hygiene device
    Publication number: 20190008618
    Abstract: A compact oral hygiene device comprises a unique mini constant jet pump which integrated with a motor, has three diaphragm chambers, draws the fluid from a reservoir and propels fluid out from a buffer room to tips at constant pulseless, high efficiencies and low noise; and a plurality of exchangeable tips cleanses teeth and the interdental area.
    Type: Application
    Filed: September 5, 2018
    Publication date: January 10, 2019
    Inventors: Winston Zhang, Grace Yu Zhang