Patents by Inventor Yau Hing Wong

Yau Hing Wong 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).

  • Pet Water Feeder
    Publication number: 20110283948
    Abstract: A pet water feeder comprising a first container having a main body and a threaded neck portion, a base portion defining a reservoir and having an inlet portion and an adaptor. The adaptor comprises a first engaging portion for engaging with the threaded neck portion and a second engagement portion for engaging with the inlet portion. This pet water feeder provides a useful choice to the pet loving public and save the environment because staple water bottles, such as soft drink bottles, mineral water bottles, distilled water bottles, or a juice container, could be used with the adaptor to form a pet water feeder, thereby alleviating the need of custom made water bottles.
    Type: Application
    Filed: May 23, 2011
    Publication date: November 24, 2011
    Applicant: PRO-A INNOVATION LIMITED
    Inventor: Yau Hing WONG
  • Card with cord-winding functions
    Patent number: D667719
    Type: Grant
    Filed: November 16, 2011
    Date of Patent: September 25, 2012
    Assignee: Pro-A Innovation Limited
    Inventor: Yau Hing Wong