Patents by Inventor Chia-Hsiang Wong

Chia-Hsiang Wong 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).

  • Safety indicator for automobile braking system
    Patent number: 4188613
    Abstract: An indicator for evaluating the condition of a brake system defined by a pair of conductors operatively connected to an indicator bulb circuit embedded within the brake lining. One conductor shows when the lining touches the brake drum while the second conductor shows when the lining is excessively thin. The conductor's alignment in the lining is adjustable.
    Type: Grant
    Filed: May 31, 1978
    Date of Patent: February 12, 1980
    Inventors: Chieh-Pang Yang, Chia-Hsiang Wong