Patents by Inventor Gabri C. B. Duh

Gabri C. B. Duh 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).

  • Apparatus of heat preventer of a car
    Patent number: 4953448
    Abstract: An apparatus of heat preventer of a car which uses solar energy to motivate two sets of a motor and fans to disturb the inside air and exhaust the heat air out for preventing the degree of temperature inside a stopped car from rising too high.
    Type: Grant
    Filed: August 16, 1989
    Date of Patent: September 4, 1990
    Inventor: Gabri C. B. Duh
  • Apparatus for mist prevention in car windshields
    Patent number: 4913035
    Abstract: A mist preventing apparatus for car windshields can be connected to the upper edge of the car's window and communicated the air inside and outside the car. The apparatus includes a U-shaped body with two end pieces adjustably engaged with both ends of the body for suiting cars of all sizes. It can remove the moisture on the windshield or prevent it from misting during driving on rainy days.
    Type: Grant
    Filed: August 16, 1989
    Date of Patent: April 3, 1990
    Inventor: Gabri C. B. Duh