Patents by Inventor Junqi Yan

Junqi Yan 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).

  • System and method for dispensing and revalung cash cards
    Patent number: 5440108
    Abstract: A cash card dispensing and revaluing system having payment apparatus for receiving and validating payment operating in conjunction with a cash card dispensing assembly for storing a number of cash cards and for dispensing a cash card upon consumer request and payment of a predetermined payment amount. Additionally including in the system a cash card revaluing assembly for revaluing a cash card upon insertion of the card into the revaluing assembly in conjunction with insertion of payment into the payment apparatus. The payment apparatus includes currency accepting and validating systems such as bill validators or, alternatively, credit and debit card validators.
    Type: Grant
    Filed: August 11, 1993
    Date of Patent: August 8, 1995
    Assignee: Verifone, Inc.
    Inventors: Dich C. Tran, Yiu T. Liu, Stanley Y. W. Lui, Joseph Y. Kwong, Junqi Yan