Patents by Inventor Sung Kwi Chul

Sung Kwi Chul 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).

  • Computer security apparatus and method using security input device driver
    Patent number: 7774595
    Abstract: Provided is a computer security apparatus and a method using a security input device driver. Data inputted through a data input unit is directly encrypted at the security input device driver without passing through an OS input device driver supporting in an OS. Thereby, the data inputted through the data input unit can be prevented from being illegally acquired by any hacking program from the beginning.
    Type: Grant
    Filed: February 7, 2005
    Date of Patent: August 10, 2010
    Assignee: King Information & Network
    Inventors: Oh Chung Geon, Choi Kwang Wol, Sung Kwi Chul, Kim Dae Hyeong, Kim Seong Il
  • Computer security apparatus and method using security input device driver
    Publication number: 20050177649
    Abstract: Disclosed is a computer security apparatus and a method using a security input device driver. Data inputted through a data input unit is directly encrypted at the security input device driver without passing through an OS input device driver supporting in an OS. Thereby, the data inputted through the data input unit can be prevented from being illegally acquired by any hacking program from the beginning.
    Type: Application
    Filed: February 7, 2005
    Publication date: August 11, 2005
    Inventors: Oh Chung Geon, Choi Kwang Wol, Sung Kwi Chul, Kim Dae Hyeong, Kim Seong Il