Patents by Inventor Chin-Shan Tsay

Chin-Shan Tsay 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).

  • Tact switch
    Patent number: 6140596
    Abstract: An improved structure of tact switch comprises a seat body, a first elastic element, a press set, and a closure body. After assembling and jointing the first elastic element and the press set in the seat body, the assembly procedure is to couple the closure body onto the seat body. When the press set is pressed down by an external force, it will in turn press the first elastic element downwards to make connection between a first conductive electrode and a pair of second conductive electrodes.
    Type: Grant
    Filed: January 4, 2000
    Date of Patent: October 31, 2000
    Assignee: Shin Jiuh Corporation
    Inventor: Chin-Shan Tsay