Patents by Inventor Yong Seok Cho

Yong Seok Cho 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).

  • Publication number: 20020051591
    Abstract: Disclosed is a shift rod support assembly for a transmission gear shift mechanism comprising a housing fixed to a vehicle body and including a hole through which a shift rod passes; a ball case including a fixed unit that is fixedly mounted to the housing and has a hole through which the shift rod passes, and having a protrusion portion extending toward an inner area of the housing from the fixed unit and a plurality of ball insertion holes; a plurality of balls, each provided in one of the ball insertion holes in a state of contacting the shift rod, the balls rotating as the shift rod undergoes rectilinear and rotational motion; rollers provided in a space formed by the housing and the ball case, the rollers contacting and rotating together with the balls; and play adjustment members for adjusting play between the rollers and the balls by manipulating positioning of the rollers relative to the housing and the ball case.
    Type: Application
    Filed: October 30, 2001
    Publication date: May 2, 2002
    Inventor: Yong-Seok Cho
  • Patent number: 6353748
    Abstract: A preferred fax/data interface apparatus (10) enables the use of a conventional analog fax machine (20) on a wireless local loop (WLL) (12). The wireless local loop (12) includes a WLL terminal (14) having a telephone line (16) connected to the analog telephone port (18) thereof with an analog fax machine (20) connected to the telephone line (16), and with the fax/data interface (10) connected between the data port (26) of the WLL terminal (14) and the telephone line (16). The interface (10) receives analog fax signals from the fax machine (20) over the telephone line (16) and converts the analog fax signals to digital fax signals for delivery to the data port (26) of the WLL terminal (14) for wireless PCS transmission.
    Type: Grant
    Filed: May 18, 1999
    Date of Patent: March 5, 2002
    Assignee: Semax Wireless, Inc.
    Inventor: Yong Seok Cho