Patents by Inventor Dong-Suck Cho

Dong-Suck 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).

  • Data input device for portable terminal
    Patent number: 8009064
    Abstract: Provided is a data input device which is employed in a portable terminal and used as an auxiliary input device. The data input device includes first data input means mounted on a predetermined position of a side surface of the main body of the portable terminal so that a portion of the first data input means is exposed to the outside, and operating when the exposed portion is rotated; second data input means operating when the exposed portion is pressed; a holding unit for maintaining a stopped state of the first data input means; and an elastic sliding unit for returning the second data input means to an initial position.
    Type: Grant
    Filed: October 30, 2007
    Date of Patent: August 30, 2011
    Assignee: Samsung Electronics Co., Ltd
    Inventor: Dong-Suck Cho
  • DATA INPUT DEVICE FOR PORTABLE TERMINAL
    Publication number: 20080100478
    Abstract: Provided is a data input device which is employed in a portable terminal and used as an auxiliary input device. The data input device includes first data input means mounted on a predetermined position of a side surface of the main body of the portable terminal so that a portion of the first data input means is exposed to the outside, and operating when the exposed portion is rotated; second data input means operating when the exposed portion is pressed; a holding unit for maintaining a stopped state of the first data input means; and an elastic sliding unit for returning the second data input means to an initial position.
    Type: Application
    Filed: October 30, 2007
    Publication date: May 1, 2008
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Dong-Suck CHO