Patents by Inventor Deok-hee Han

Deok-hee Han 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 ENGINE FOR ILLUMINATION
    Publication number: 20120236532
    Abstract: A light-emitting device (LED) engine includes: a body having a through-hole; a light-emitting module that is disposed under the body, includes at least one light emitting device, and is disposed to expose a light-emitting surface via the through-hole; and a printed circuit board (PCB) which is disposed under the body, to which the light-emitting module is coupled, and includes a terminal unit for supplying power to the light-emitting module.
    Type: Application
    Filed: March 7, 2012
    Publication date: September 20, 2012
    Inventors: Won-hoe Koo, Yun-seok Woo, Dong-il Lim, Deok-hee Han, Chul Park, Il-seok Lee