Patents by Inventor Tea Jeong Ahn

Tea Jeong Ahn 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).

  • Head-up display device for vehicles
    Patent number: 7688516
    Abstract: Disclosed is a head-up display device for vehicles. The display device for vehicles includes a panel, on which driving data of a vehicle are displayed; and an aspheric combiner, which magnifies the driving data displayed on the panel and thus creates a virtual image, and has a ratio of DISC to CRC satisfying the below expression (here, 0<|DISC/CRC|<1.0, DISC representing the distance on an optical route between the panel and the combiner, and CRC representing the radius of curvature of the combiner).
    Type: Grant
    Filed: May 6, 2008
    Date of Patent: March 30, 2010
    Assignee: LG Electronics Inc.
    Inventors: Ho Young Choi, Tea Jeong Ahn, Sang Keun Lee
  • HEAD-UP DISPLAY DEVICE FOR VEHICLES
    Publication number: 20080278822
    Abstract: Disclosed is a head-up display device for vehicles. The display device for vehicles includes a panel, on which driving data of a vehicle are displayed; and an aspheric combiner, which magnifies the driving data displayed on the panel and thus creates a virtual image, and has a ratio of DISC to CRC satisfying the below expression (here, 0<|DISC/CRC|<1.0, DISC representing the distance on an optical route between the panel and the combiner, and CRC representing the radius of curvature of the combiner).
    Type: Application
    Filed: May 6, 2008
    Publication date: November 13, 2008
    Inventors: Ho Young CHOI, Tea Jeong Ahn, Sang Keun Lee