Patents by Inventor Young-Oh Han

Young-Oh Han 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).

  • Parallel mechanism structure for controlling three-dimensional position and orientation
    Patent number: 6503033
    Abstract: Disclosed is a parallel mechanism structure for controlling three-dimensional position and orientation. In the parallel mechanism structure according to the present invention, three links are connected to the main spindle of the mechanism and driven in vertical and horizontal direction, with a consecution that the main spindle connected to the three links achieves the six d.o.f motions. The structure includes three links comprised of a first link transferred along a circular vertical guide and second and third links transferred along corresponding rectilinear vertical guides and a circular horizontal guide on which the circular vertical guide and the two rectilinear vertical guides are horizontally transferred.
    Type: Grant
    Filed: June 5, 2001
    Date of Patent: January 7, 2003
    Inventors: Jongwon Kim, Chongwoo Park, Jae Chul Hwang, Jin-Sung Kim, Young-Oh Han