Patents by Inventor Yen-Fun Hsu

Yen-Fun Hsu 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).

  • Method and system for automatically demonstrating the effectiveness of an eye protection screen
    Patent number: 5478241
    Abstract: An automatic demonstration system for showing the effectiveness and advantage of a particular eye protection screen to be promoted includes an actuation device for moving the eye protection screen between a position for shielding a cathode ray tube (CRT) display and a position for exposing the CRT display under the control of a control device. An oscilloscope having a probe is provided to detect the intensity of electromagnetic radiation from the CRT display for the demonstration of the effectiveness of reducing the intensity of the radiation. An external light source is provided to project light onto the CRT display and/or the eye protection screen for the demonstration of the effectiveness of eliminating light reflection from the CRT display screen.
    Type: Grant
    Filed: September 20, 1993
    Date of Patent: December 26, 1995
    Inventor: Yen-Fun Hsu