Patents by Inventor Se Jin Ko

Se Jin Ko 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: 8596807
    Abstract: A backlight unit and a display apparatus using the same are disclosed. The backlight unit includes a first reflector, a second reflector and at least one light source disposed between the first reflector and the second reflector. The second reflector includes a specular reflection area and a diffuse reflection area. The specular reflection area occupies about 5 to 50% of an entire area of the second reflector.
    Type: Grant
    Filed: June 10, 2011
    Date of Patent: December 3, 2013
    Assignee: LG Innotek Co., Ltd.
    Inventors: Youn Mo Jeong, Tae Jin Kim, Se Jin Ko, Ki Hyun Kim
  • Patent number: 8556442
    Abstract: A backlight unit and a display apparatus using the same are disclosed. The backlight unit includes a first reflector, a second reflector partially having an inclined surface, a plurality of light sources disposed between the first reflector and the second reflector, and a third reflector disposed between adjacent light sources.
    Type: Grant
    Filed: June 10, 2011
    Date of Patent: October 15, 2013
    Assignee: LG Innotek Co., Ltd.
    Inventors: Ji Won Jang, Sung Yong Park, Se Jin Ko, Sung Ho Kim
  • Publication number: 20130100646
    Abstract: Disclosed are a backlight unit and a display using the same. The backlight unit includes a first reflector, a second reflector, and at least one light source disposed between the first reflector and the second reflector, and the end of the second reflector is separated from the at least one light source by a first distance in the upward direction of the at least one light source.
    Type: Application
    Filed: March 7, 2012
    Publication date: April 25, 2013
    Inventors: Duk Hyun Yun, Se Jin Ko, Sang Hyeok Jung
  • Publication number: 20130027966
    Abstract: Disclosed is a backlight unit and a display device using the same, which includes a first reflector, a second reflector 300 and at least one light source module 100 disposed between the first and second reflectors, wherein a back surface of the first reflector comprises an inclined plane 201 and a flat surface 202, with facing the second reflector, and the inclined plane is adjacent to the light source and the flat surface is extended from an end of the inclined plane, with the inclined plane and the flat surface being collinear.
    Type: Application
    Filed: January 31, 2012
    Publication date: January 31, 2013
    Inventors: Se Jin Ko, Jin In Lee
  • Publication number: 20120250293
    Abstract: A backlight unit and a display apparatus using the same are disclosed. The backlight unit includes a first reflector, a second reflector and at least one light source disposed between the first reflector and the second reflector. The second reflector includes a specular reflection area and a diffuse reflection area. The specular reflection area occupies about 5 to 50% of an entire area of the second reflector.
    Type: Application
    Filed: June 10, 2011
    Publication date: October 4, 2012
    Inventors: Youn Mo JEONG, Tae Jin KIM, Se Jin KO, Ki Hyun KIM
  • Patent number: 8235540
    Abstract: A backlight unit and a display apparatus using the same are disclosed. The backlight unit includes a first reflector, a second reflector, and at least one light source disposed between the first reflector and the second reflector. The second reflector include at least two inclined surface adjacent to each other about at least one inflection point, the first and second inclined surfaces having different radii of curvature.
    Type: Grant
    Filed: May 17, 2011
    Date of Patent: August 7, 2012
    Assignee: LG Innotek Co., Ltd.
    Inventors: Sung Yong Park, Se Jin Ko, Sung Ho Kim
  • Publication number: 20120134139
    Abstract: A backlight unit and a display apparatus using the same are disclosed. The backlight unit includes a first reflector, a second reflector partially having an inclined surface, a plurality of light sources disposed between the first reflector and the second reflector, and a third reflector disposed between adjacent light sources.
    Type: Application
    Filed: June 10, 2011
    Publication date: May 31, 2012
    Inventors: Ji Won Jang, Sung Yong Park, Se Jin Ko, Sung Ho Kim
  • Publication number: 20110222267
    Abstract: A backlight unit and a display apparatus using the same are disclosed. The backlight unit includes a first reflector, a second reflector, and at least one light source disposed between the first reflector and the second reflector. The second reflector include at least two inclined surface adjacent to each other about at least one inflection point, the first and second inclined surfaces having different radii of curvature.
    Type: Application
    Filed: May 17, 2011
    Publication date: September 15, 2011
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Sung Yong PARK, Se Jin KO, Sung Ho KIM
  • Publication number: 20110211335
    Abstract: The present invention relates to a backlight unit having a reflective portion, including a light source module for emitting a light, a first reflective portion arranged spaced a first distance away from one side of the light source module to have an open region, and a second reflective portion arranged spaced a second distance which is greater than the first distance away from the other side of the light source module to have at least a portion with a sloped surface for reflecting the light toward the open region of the first reflective portion.
    Type: Application
    Filed: January 10, 2011
    Publication date: September 1, 2011
    Inventor: Se Jin KO
  • Publication number: 20100258218
    Abstract: The present invention features a high-strength and light TWIP steel sheet which can be used to manufacture vehicle body parts, and a method of manufacturing the same.
    Type: Application
    Filed: October 2, 2009
    Publication date: October 14, 2010
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Seung Hyun Hong, Se Jin Ko