Patents by Inventor Wai Jun Sabrina WONG YEUNG

Wai Jun Sabrina WONG YEUNG 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).

  • Manual lifting sling device
    Patent number: 10639218
    Abstract: A manual lifting sling device including a bottom support portion, a rear side support portion, a left side retainer portion and a right side retainer portion, at least two lift handles, a left foldable portion, and a right foldable portion; wherein the manual lifting sling device is configured to be switchable between a standby state in the form of a sheet and an operation state in the form of a seat.
    Type: Grant
    Filed: June 25, 2017
    Date of Patent: May 5, 2020
    Inventors: Cho Kee Wong, Wai Jun Sabrina Wong Yeung
  • MANUAL LIFTING SLING DEVICE
    Publication number: 20180235821
    Abstract: A manual lifting sling device including a bottom support portion, a rear side support portion, a left side retainer portion and a right side retainer portion, at least two lift handles, a left foldable portion, and a right foldable portion; wherein the manual lifting sling device is configured to be switchable between a standby state in the form of a sheet and an operation state in the form of a seat.
    Type: Application
    Filed: June 25, 2017
    Publication date: August 23, 2018
    Inventors: Cho Kee WONG, Wai Jun Sabrina WONG YEUNG