Patents by Inventor Yeongjin Yeo

Yeongjin Yeo 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).

  • Apparatus for transferring substrates
    Patent number: 8297196
    Abstract: An apparatus for transferring substrates includes a carrier to which substrates are loaded, an upper transfer unit transferring the carrier horizontally by applying thrust to the carrier, a lower transfer unit maintaining the lower body of the carrier at the horizontal in a non-contact status, a magnetic levitation module levitating the carrier magnetically, and a lower damper unit maintaining the lower center of gravity of the carrier levitated by the magnetic levitation module.
    Type: Grant
    Filed: April 27, 2011
    Date of Patent: October 30, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Yeongjin Yeo, Seungheon Choi, Geejo Lee
  • APPARATUS FOR TRANSFERRING SUBSTRATES
    Publication number: 20110200417
    Abstract: An apparatus for transferring substrates includes a carrier to which substrates are loaded, an upper transfer unit transferring the carrier horizontally by applying thrust to the carrier, a lower transfer unit maintaining the lower body of the carrier at the horizontal in a non-contact status, a magnetic levitation module levitating the carrier magnetically, and a lower damper unit maintaining the lower center of gravity of the carrier levitated by the magnetic levitation module.
    Type: Application
    Filed: April 27, 2011
    Publication date: August 18, 2011
    Inventors: Yeongjin Yeo, Seungheon Choi, Geejo Lee
  • Apparatus for transferring substrates
    Patent number: 7954434
    Abstract: An apparatus for transferring substrates includes a carrier to which substrates are loaded, an upper transfer unit transferring the carrier horizontally by applying thrust to the carrier, a lower transfer unit maintaining the lower body of the carrier at the horizontal in a non-contact status, a magnetic levitation module levitating the carrier magnetically, and a lower damper unit maintaining the lower center of gravity of the carrier levitated by the magnetic levitation module.
    Type: Grant
    Filed: May 28, 2008
    Date of Patent: June 7, 2011
    Assignee: LG Display Co., Ltd.
    Inventors: Yeongjin Yeo, Seungheon Choi, Geejo Lee
  • Apparatus for transferring substrates
    Publication number: 20080298947
    Abstract: An apparatus for transferring substrates includes a carrier to which substrates are loaded, an upper transfer unit transferring the carrier horizontally by applying thrust to the carrier, a lower transfer unit maintaining the lower body of the carrier at the horizontal in a non-contact status, a magnetic levitation module levitating the carrier magnetically, and a lower damper unit maintaining the lower center of gravity of the carrier levitated by the magnetic levitation module.
    Type: Application
    Filed: May 28, 2008
    Publication date: December 4, 2008
    Applicant: LG Display Co., Ltd.
    Inventors: Yeongjin Yeo, Seungheon Choi, Geejo Lee