Patents by Inventor Yohan R. Jayaratne

Yohan R. Jayaratne 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).

  • Security in mag-stripe card transactions
    Patent number: 6871784
    Abstract: Security of transactions based on electronically readable cards is enhanced by encoding the card with data representative of particulate microstructure of the card's magnetic stripe as well as biometric data corresponding to the authorized card user. Optionally, the card is also encoded with image scan data representative of a photograph or other significant portion of the card. The encoded data is verified against live data read at a transaction site thereby to associate the particular card to the physical person presenting the card.
    Type: Grant
    Filed: February 7, 2001
    Date of Patent: March 29, 2005
    Assignee: Trijay Technologies International Corporation
    Inventor: Yohan R. Jayaratne
  • Security in mag-stripe card transactions
    Publication number: 20020145050
    Abstract: Security of transactions based on electronically readable cards is enhanced by encoding the card with data representative of particulate microstructure of the card's magnetic stripe as well as biometric data corresponding to the authorized card user. Optionally, the card is also encoded with image scan data representative of a photograph or other significant portion of the card. The encoded data is verified against live data read at a transaction site thereby to associate the particular card to the physical person presenting the card.
    Type: Application
    Filed: February 7, 2001
    Publication date: October 10, 2002
    Inventor: Yohan R. Jayaratne