Patents by Inventor Heng-Xiao Chen

Heng-Xiao Chen 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).

  • Touch screen
    Patent number: 11460947
    Abstract: A touch screen includes a touch panel including a plurality of touch blocks, and a knob, being touch-sensitive and rotatable, disposed on top of the touch panel. An area of the touch panel not covered with the knob is defined as a first area, an area of the touch panel covered with the knob is defined as a second area, and touch blocks belonging to both the first area and the second area are defined as overlapped blocks. Sense signals associated with the overlapped blocks are de-emphasized.
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: October 4, 2022
    Assignee: Himax Technologies Limited
    Inventors: Chun-Jen Su, Chun-Kai Chuang, Cheng-Hung Tsai, Po-Hsuan Huang, Li-Lin Liu, Heng-Xiao Chen