Patents by Inventor Jeewhoon Park

Jeewhoon Park 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).

  • Distributed digital certificate validation method and system
    Patent number: 8464045
    Abstract: A distributed digital certificate validation method of a client connectable in communication with a host is provided. A first connection is made with the host to establish data communication with the host. A request for a certificate validation result is sent to the host. A file containing at least the requested certificate validation result is imported from the host and the imported file is stored locally for later retrieval of at least the requested certificate validation result.
    Type: Grant
    Filed: November 20, 2007
    Date of Patent: June 11, 2013
    Assignee: NCR Corporation
    Inventors: Peter J. Hendsbee, Andrew R. Blaikie, Gene R. Franklin, Jeewhoon Park, Ajay Mulani
  • Method of validating a digital certificate and a system therefor
    Patent number: 8205250
    Abstract: A method of validating a digital certificate comprises retrieving from a first data store a digital certificate, retrieving from a second data store a plurality of certificate revocation lists (CRLs), and selecting one of the plurality of CRLs to validate the digital certificate as of a date which is before the current date.
    Type: Grant
    Filed: July 13, 2007
    Date of Patent: June 19, 2012
    Assignee: NCR Corporation
    Inventors: Andrew R. Blaikie, Gene R. Franklin, Peter J. Hendsbee, Jane A. S. Hunter, Jeewhoon Park
  • Distributed digital certificate validation method and system
    Publication number: 20090132810
    Abstract: A distributed digital certificate validation method of a client connectable in communication with a host is provided. The method comprises making a first connection with the host to establish data communication with the host, sending to the host a request for a certificate validation result, importing from the host a file containing at least the requested certificate validation result, and storing the imported file locally for later retrieval of at least the requested certificate validation result.
    Type: Application
    Filed: November 20, 2007
    Publication date: May 21, 2009
    Inventors: Peter J. Hendsbee, Andrew R. Blaikie, Gene R. Franklin, Jeewhoon Park, Ajay Mulani
  • Method of validating a digital certificate and a system therefor
    Publication number: 20090019280
    Abstract: A method of validating a digital certificate comprises retrieving from a first data store a digital certificate, retrieving from a second data store a plurality of certificate revocation lists (CRLs), and selecting one of the plurality of CRLs to validate the digital certificate as of a date which is before the current date.
    Type: Application
    Filed: July 13, 2007
    Publication date: January 15, 2009
    Inventors: Andrew R. Blaikie, Gene R. Franklin, Peter J. Hendsbee, Jane A.S. Hunter, Jeewhoon Park