Patents by Inventor Hong Cheol Sin

Hong Cheol Sin 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).

  • Turret servo control device with overriding and control method thereof
    Patent number: 7501779
    Abstract: Disclosed herein is a turret servo control device with an overriding function and control method thereof.
    Type: Grant
    Filed: December 26, 2006
    Date of Patent: March 10, 2009
    Assignee: Doosan Infracore Co., Ltd.
    Inventors: Dae Jung Seong, Nak Won Choi, Hong Cheol Sin, Myoung Soo Oh
  • TURRET SERVO CONTROL DEVICE WITH OVERRIDING AND CONTROL METHOD THEREOF
    Publication number: 20070152621
    Abstract: Disclosed herein is a turret servo control device with an overriding function and control method thereof.
    Type: Application
    Filed: December 26, 2006
    Publication date: July 5, 2007
    Applicant: DOOSAN INFRACORE CO., LTD.
    Inventors: Dae Jung Seong, Nak Won Choi, Hong Cheol Sin, Myoung Soo Oh