Patents by Inventor Biguang Lin

Biguang Lin 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).

  • Patent number: 10477637
    Abstract: A direct-lighting mode and soft-lighting mode interchangeable photography LED illuminating lamp. The present invention solves an inconvenience that a camera photographer has to carry a direct-lighting LED illuminating lamp and a soft-lighting LED illuminating lamp both, and there is no such LED illuminating lamp currently.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: November 12, 2019
    Inventor: Biguang Lin
  • Publication number: 20170202067
    Abstract: A direct-lighting mode and soft-lighting mode interchangeable photography LED illuminating lamp. The present invention solves an inconvenience that a camera photographer has to carry a direct-lighting LED illuminating lamp and a soft-lighting LED illuminating lamp both, and there is no such LED illuminating lamp currently.
    Type: Application
    Filed: November 29, 2016
    Publication date: July 13, 2017
    Inventor: Biguang Lin
  • Publication number: 20080075455
    Abstract: A dimmer includes a window panel connected to a viewing screen area of a device with light-shielding plates provided thereon, the light-shielding plates including a plurality of plates respectively hinged at window edges of the window panel. A window of the window panel is closed off when each plate is folded, while a light-shielding structure is formed in front of the screen when each plate is straightened up. Torsion springs or the like automatically straighten up the left and right side plates and are respectively provided at hinged positions of the two plates and the like. A flat-plate magnifying lens, whose pulled-out end projects from the edge opposite to the hinged edge of the upper plate is slidably fitted in a sandwiched cavity. The flat-plate lens is positioned right in front of the screen when it is pulled out and folded downwardly.
    Type: Application
    Filed: September 25, 2006
    Publication date: March 27, 2008
    Inventor: Biguang Lin
  • Patent number: D938637
    Type: Grant
    Filed: September 4, 2019
    Date of Patent: December 14, 2021
    Inventor: Biguang Lin