Patents by Inventor Tze-Chiang Lin

Tze-Chiang Lin 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).

  • Pressure switch
    Publication number: 20090242363
    Abstract: The present invention relates to a type of pressure switch, particularly a type of pressure switch having a hand-controlled device, using a control rod on the hand control device to directly drive a second driving plate to move up and down, thereby to effortlessly open and close a release valve and power of the pressure switch.
    Type: Application
    Filed: March 31, 2008
    Publication date: October 1, 2009
    Inventor: Tze-Chiang Lin