Patents by Inventor Derun Liu

Derun Liu 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).

  • LED light source for headlamp
    Patent number: 9702518
    Abstract: An LED light source for headlamp of a motor vehicle is provided. The LED light source is a continuously luminous light band (1). The LED light source is designed into the light band of an area light source by utilizing an imaging principle, in such a manner that structure thereof is simple and an amount of accessories of the headlamp is decreased. The LED light source is low in cost, easy to implement and good in illuminating effect.
    Type: Grant
    Filed: October 19, 2012
    Date of Patent: July 11, 2017
    Inventors: Tinglin Guo, Derun Liu
  • LED headlamp for motor vehicle
    Patent number: 8899804
    Abstract: An LED headlamp for motor vehicle includes a condenser frame (1), a condenser (2) located in front of the condenser frame (1), and an LED holder (3) located in back of the condenser frame (1). A plurality of LEDs are located inside the LED holder (3) and at one side of the condenser focal plane (8) which is far away the condenser (2). The curve lighting, the low beam lighting and the high beam lighting can be achieved in a same device. The present invention has small occupied space and low cost.
    Type: Grant
    Filed: September 7, 2010
    Date of Patent: December 2, 2014
    Inventors: Tinglin Guo, Derun Liu
  • LED Headlamp For Motor Vehicle
    Publication number: 20130051051
    Abstract: An LED headlamp for motor vehicle includes a condenser frame (1), a condenser (2) located in front of the condenser frame (1), and an LED holder (3) located in back of the condenser frame (1). A plurality of LEDs are located inside the LED holder (3) and at one side of the condenser focal plane (8) which is far away the condenser (2). The curve lighting, the low beam lighting and the high beam lighting can be achieved in a same device. The present invention has small occupied space and low cost.
    Type: Application
    Filed: September 7, 2010
    Publication date: February 28, 2013
    Inventors: Tinglin Guo, Derun Liu