Patents by Inventor Muralikrishnan K

Muralikrishnan K 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).

  • Securely providing diagnostic data from a vehicle to a remote server using a diagnostic tool
    Patent number: 9619946
    Abstract: A communication system in a vehicle is described and various methods for securely providing diagnostic data between a vehicle and a remote server using a vehicle diagnostic tool. The method may include the steps of: receiving at the remote from the diagnostic tool both a challenge question and encrypted data acquired by the diagnostic tool from a vehicle electronic control unit; using the challenge question to determine how to decrypt the encrypted data; and decrypting the encrypted data at the remote server.
    Type: Grant
    Filed: July 29, 2014
    Date of Patent: April 11, 2017
    Assignee: GM Global Technology Operations LLC
    Inventors: Stephan Huang, David M. Nairn, Muralikrishnan K
  • Inhibiting access to sensitive vehicle diagnostic data
    Patent number: 9477843
    Abstract: A vehicle system and method of secure communication between a vehicle and an external device communicating with the vehicle in a diagnostics mode. The method includes the steps of: receiving a first diagnostic request at an electronic control unit (ECU) from the external device; determining an increased risk of security breach at the ECU based on the [nature of the] first request; and when it is determined that the increased risk exists, providing a misinformative response.
    Type: Grant
    Filed: June 11, 2014
    Date of Patent: October 25, 2016
    Assignee: GM Global Technology Operations LLC
    Inventors: David M. Nairn, Stephan Huang, Muralikrishnan K
  • SECURELY PROVIDING DIAGNOSTIC DATA FROM A VEHICLE TO A REMOTE SERVER USING A DIAGNOSTIC TOOL
    Publication number: 20160035148
    Abstract: A communication system in a vehicle is described and various methods for securely providing diagnostic data between a vehicle and a remote server using a vehicle diagnostic tool. The method may include the steps of: receiving at the remote from the diagnostic tool both a challenge question and encrypted data acquired by the diagnostic tool from a vehicle electronic control unit; using the challenge question to determine how to decrypt the encrypted data; and decrypting the encrypted data at the remote server.
    Type: Application
    Filed: July 29, 2014
    Publication date: February 4, 2016
    Inventors: Stephan Huang, David M. Nairn, Muralikrishnan K
  • INHIBITING ACCESS TO SENSITIVE VEHICLE DIAGNOSTIC DATA
    Publication number: 20150363606
    Abstract: A vehicle system and method of secure communication between a vehicle and an external device communicating with the vehicle in a diagnostics mode.
    Type: Application
    Filed: June 11, 2014
    Publication date: December 17, 2015
    Inventors: David M. Nairn, Stephan Huang, Muralikrishnan K