Patents by Inventor Jeong-Wuk Kim

Jeong-Wuk Kim 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).

  • Card locking device
    Patent number: 6286345
    Abstract: A card key operated locking mechanism has a connecting mechanism for connecting and disconnecting a locking device with a manual operated handle, a controller for controlling the connecting mechanism in accordance with card key insertion or removal, a latch mechanism to allow the connecting mechanism to maintain connection of the locking device with the handle, and a releasing mechanism to release the latch mechanism upon operation of the handle. The card key operated locking mechanism allows a user to rotate the handle one time upon removal of the card key.
    Type: Grant
    Filed: March 12, 1999
    Date of Patent: September 11, 2001
    Assignee: New Taecor Co., Ltd.
    Inventors: Seok-Jin Kim, Dong-Jun Jang, Jeong-Wuk Kim