Patents by Inventor Stewart Lee Yang

Stewart Lee Yang 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).

  • Patent number: 8214942
    Abstract: A drain control assembly has a pop-up stopper controlled by a cammed actuating mechanism allowing the stopper to alternately seal and unseat from the drain opening by repetitively pressing down on the stopper. The seal seats against the structure housing the drain, such as a tub or sink basin and the like, so that a clean look and positive seal can be achieved. The assembly has integral catch basket that serves to both retain items fallen into the drain and removably mount the assembly to a support beneath the drain opening such that the assembly is firmed secured in place for controlling flow through the drain, but also can be dislodged so that the entire assembly can be removed and items in the catch basket can be retrieved. The assembly can then be reinstalled by simply inserting it down into the drain. A method of use is also disclosed.
    Type: Grant
    Filed: August 4, 2008
    Date of Patent: July 10, 2012
    Assignee: Kohler Co.
    Inventors: Stewart Lee Yang, Ryan Frederick Leichty
  • Publication number: 20100024108
    Abstract: A drain control assembly has a pop-up stopper controlled by a cammed actuating mechanism allowing the stopper to alternately seal and unseat from the drain opening by repetitively pressing down on the stopper. The seal seats against the structure housing the drain, such as a tub or sink basin and the like, so that a clean look and positive seal can be achieved. The assembly has integral catch basket that serves to both retain items fallen into the drain and removably mount the assembly to a support beneath the drain opening such that the assembly is firmed secured in place for controlling flow through the drain, but also can be dislodged so that the entire assembly can be removed and items in the catch basket can be retrieved. The assembly can then be reinstalled by simply inserting it down into the drain. A method of use is also disclosed.
    Type: Application
    Filed: August 4, 2008
    Publication date: February 4, 2010
    Inventors: Stewart Lee Yang, Ryan Frederick Leichty