Patents by Inventor Wen Tsung Tsai

Wen Tsung Tsai 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).

  • Automobile roof lamp and stop lamp assembly
    Patent number: 5363284
    Abstract: An automobile roof lamp and stop lamp assembly includes a roof lamp unit fastened inside a lamp case within a reflector and covered by lens retained to the lamp case by a rim, and a stop lamp unit mounted on a mounting plate fastened to the lamp case at the back and covered within a transparent lamp shade, whereby the roof lamp unit is turned on to give light as the automobile is started; the stop lamp unit is triggered to give a visual warning signal as the brake pedal of the automobile is pressed.
    Type: Grant
    Filed: November 19, 1993
    Date of Patent: November 8, 1994
    Inventor: Wen Tsung Tsai
  • Car light structure with dual purpose of auxiliary illuminating light and foglight
    Patent number: 4811180
    Abstract: A car light structure has the dual purpose of an auxiliary illuminating light and foglight. The light has a protective cover capable of automatically opening and closing, wherein the structure can light when opening the protective cover actuated by the revolution and counterrevolution of a motor, and can extinguish or light when closing the protective cover so as to achieve the dual purpose of an auxiliary illuminating light and foglight.
    Type: Grant
    Filed: January 5, 1988
    Date of Patent: March 7, 1989
    Inventors: Wen Tsung Tsai, Ed Wang
  • Fog light
    Patent number: D346233
    Type: Grant
    Filed: January 3, 1992
    Date of Patent: April 19, 1994
    Inventor: Wen-Tsung Tsai
  • Fog light
    Patent number: D346235
    Type: Grant
    Filed: May 19, 1992
    Date of Patent: April 19, 1994
    Inventor: Wen-Tsung Tsai
  • Fog light
    Patent number: D351670
    Type: Grant
    Filed: June 5, 1992
    Date of Patent: October 18, 1994
    Inventor: Wen-Tsung Tsai
  • Fog light
    Patent number: D354362
    Type: Grant
    Filed: December 20, 1993
    Date of Patent: January 10, 1995
    Inventor: Wen-Tsung Tsai
  • Fog light
    Patent number: D354363
    Type: Grant
    Filed: December 20, 1993
    Date of Patent: January 10, 1995
    Inventor: Wen-Tsung Tsai
  • Auxiliary automobile lamp
    Patent number: D354823
    Type: Grant
    Filed: January 26, 1994
    Date of Patent: January 24, 1995
    Inventor: Wen-Tsung Tsai
  • Fog light
    Patent number: D357756
    Type: Grant
    Filed: July 15, 1994
    Date of Patent: April 25, 1995
    Inventor: Wen-tsung Tsai