Patents by Inventor Kokon Zhang

Kokon 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).

  • Float lock for a flush valve reservoir
    Patent number: 9650772
    Abstract: A flush valve system may comprise a rail guide configured to extend between upper and lower portions of the flush valve system in a toilet tank. A float may be slidably coupled to the rail guide and be configured to be received by a reservoir associated with the float. The float may comprise a closed upper surface with a mating pocket and one or more circumferential walls extending from the closed upper surface. A lock mechanism may be slidably received by the mating pocket of the float. The lock mechanism may comprise one or more bias arms to fixedly engage the lock mechanism to the float and one or more locking members to fixedly engage the lock mechanism to the rail guide.
    Type: Grant
    Filed: September 9, 2014
    Date of Patent: May 16, 2017
    Assignee: FLUIDMASTER, INC.
    Inventors: Michael Lee, Kokon Zhang, JunSheng Chen, Joseph Han
  • FLOAT LOCK FOR A FLUSH VALVE RESERVOIR
    Publication number: 20150067955
    Abstract: A flush valve system may comprise a rail guide configured to extend between upper and lower portions of the flush valve system in a toilet tank. A float may be slidably coupled to the rail guide and be configured to be received by a reservoir associated with the float. The float may comprise a closed upper surface with a mating pocket and one or more circumferential walls extending from the closed upper surface. A lock mechanism may be slidably received by the mating pocket of the float. The lock mechanism may comprise one or more bias arms to fixedly engage the lock mechanism to the float and one or more locking members to fixedly engage the lock mechanism to the rail guide.
    Type: Application
    Filed: September 9, 2014
    Publication date: March 12, 2015
    Applicant: FLUIDMASTER, INC.
    Inventors: Michael LEE, Kokon Zhang, JunSheng Chen, Joseph Han