Patents by Inventor Tzu-Kuei Lee

Tzu-Kuei Lee 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).

  • KEYBOARD HAVING TACTILE FEEDBACK
    Publication number: 20150034471
    Abstract: A keyboard capable of generating a tactile feedback signal makes use of acceleration change of pressing behavior and releasing behavior of a physical keyswitch during pressing and releasing stages. The acceleration change is modulated according to a touch sensitive frequency response in various ways so that a simulated tactile feedback may be generated on the keyswitches of the keyboard.
    Type: Application
    Filed: July 30, 2014
    Publication date: February 5, 2015
    Inventors: Shana Shiang-Fong Smith, Chien-Min Wu, Chih-Wen Hsu, Tzu-Kuei Lee, Huang-Hsiao Kao, Chih-An Wang, Fei-Ya Chen