Patents by Inventor Xin-Quan Liu

Xin-Quan Liu 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).

  • Oral irrigator
    Patent number: 10959819
    Abstract: An oral irrigator contains: a body, a water tank and a detachable jet tip which are both in connection with the body, a power device and a control device Which are both accommodated in the body. The power device is configured to deliver water from the water tank to the detachable jet tip. The power device includes a first outlet defined thereon and configured to discharge the water, a delivery tube connecting with the first outlet, and a first seal element configured to stop water flowing into the body from the power device so that the water discharges out of the first outlet.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: March 30, 2021
    Assignee: NICEFEEL MEDICAL DEVICE TECHNOLOGY CO., LTD.
    Inventors: Jin-Feng Li, Gang Wang, Qing Zhang, Xin-Quan Liu, Xiao-Wen Liu
  • Oral Irrigator
    Publication number: 20190201175
    Abstract: An oral irrigator contains: a body, a water tank and a detachable jet tip which are both in connection with the body, a power device and a control device Which are both accommodated in the body. The power device is configured to deliver water from the water tank to the detachable jet tip. The power device includes a first outlet defined thereon and configured to discharge the water, a delivery tube connecting with the first outlet, and a first seal element configured to stop water flowing into the body from the power device so that the water discharges out of the first outlet.
    Type: Application
    Filed: December 28, 2017
    Publication date: July 4, 2019
    Inventors: Jin-Feng Li, Gang Wang, Qing Zhang, Xin-Quan Liu, Xiao-Wen Liu