Patents by Inventor Jang-Hun O

Jang-Hun O 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).

  • Support unit utilized in visual inspection of display substrate
    Patent number: 7573558
    Abstract: Disclosed is a support unit for visually inspecting a display substrate, such as an LCD device, that enhances accuracy of the inspection by supporting the display substrate at dummy regions between cell areas. The support unit includes fixed bars disposed apart from each other and along a first direction; a plurality of support bars connected to the fixed bars, the support bars oriented along a second direction crossing the first direction and movable along the first direction; a guide bar mounted on at least one of the support bars, the guide bar oriented along the first direction and movable along the second direction; first and second auxiliary support bars connected to the guide bar, the auxiliary support bars oriented along the second direction and movable along the first direction; and a plurality of supporting means disposed on the support bars and the auxiliary support bars.
    Type: Grant
    Filed: September 15, 2008
    Date of Patent: August 11, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Sang-Ho Park, Jang-Hun O
  • Support unit utilized in visual inspection of display substrate
    Publication number: 20090015827
    Abstract: Disclosed is a support unit for visually inspecting a display substrate, such as an LCD device, that enhances accuracy of the inspection by supporting the display substrate at dummy regions between cell areas. The support unit includes fixed bars disposed apart from each other and along a first direction; a plurality of support bars connected to the fixed bars, the support bars oriented along a second direction crossing the first direction and movable along the first direction; a guide bar mounted on at least one of the support bars, the guide bar oriented along the first direction and movable along the second direction; first and second auxiliary support bars connected to the guide bar, the auxiliary support bars oriented along the second direction and movable along the first direction; and a plurality of supporting means disposed on the support bars and the auxiliary support bars.
    Type: Application
    Filed: September 15, 2008
    Publication date: January 15, 2009
    Inventors: Sang-Ho Park, Jang-Hun O
  • Support unit utilized in visual inspection of display substrate
    Patent number: 7440072
    Abstract: Disclosed is a support unit for visually inspecting a display substrate, such as an LCD device, that enhances accuracy of the inspection by supporting the display substrate at dummy regions between cell areas. The support unit includes fixed bars disposed apart from each other and along a first direction; a plurality of support bars connected to the fixed bars, the support bars oriented along a second direction crossing the first direction and movable along the first direction; a guide bar mounted on at least one of the support bars, the guide bar oriented along the first direction and movable along the second direction; first and second auxiliary support bars connected to the guide bar, the auxiliary support bars oriented along the second direction and movable along the first direction; and a plurality of supporting means disposed on the support bars and the auxiliary support bars.
    Type: Grant
    Filed: December 28, 2004
    Date of Patent: October 21, 2008
    Assignee: LG Display Co., Ltd.
    Inventors: Sang-Ho Park, Jang-Hun O
  • Support unit utilized in visual inspection of display substrate
    Publication number: 20050157470
    Abstract: Disclosed is a support unit for visually inspecting a display substrate, such as an LCD device, that enhances accuracy of the inspection by supporting the display substrate at dummy regions between cell areas. The support unit includes fixed bars disposed apart from each other and along a first direction; a plurality of support bars connected to the fixed bars, the support bars oriented along a second direction crossing the first direction and movable along the first direction; a guide bar mounted on at least one of the support bars, the guide bar oriented along the first direction and movable along the second direction; first and second auxiliary support bars connected to the guide bar, the auxiliary support bars oriented along the second direction and movable along the first direction; and a plurality of supporting means disposed on the support bars and the auxiliary support bars.
    Type: Application
    Filed: December 28, 2004
    Publication date: July 21, 2005
    Applicant: LG.PHILIPS LCD CO., LTD.
    Inventors: Sang-Ho Park, Jang-Hun O