Patents by Inventor Gongling Li

Gongling Li 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).

  • Secure credit card having daily changed security number
    Patent number: 7051929
    Abstract: A secure credit card having daily changing security number is disclosed. The upper half portion of the secure credit card has a magnet strip and its thickness is same as a normal credit card, so it can be read by a credit-card reader. The bottom half portion of the secure credit card contains a processor, key or keypad, battery, display window and a program download port. The processor is loaded with a predetermined program so that the processor can generate date and a daily renewed security number that can be shown on the display window. The security number is the function of the date and their relationship is defined by the predetermined program. Giving a date, a corresponding security number can be generated by this predetermined program. The computer of the credit card company keeps this predetermined program and can compute the security number of the date by this predetermined program.
    Type: Grant
    Filed: October 18, 2004
    Date of Patent: May 30, 2006
    Inventor: Gongling Li
  • SECURE CREDIT CARD HAVING DAILY CHANGED SECURITY NUMBER
    Publication number: 20060081700
    Abstract: A secure credit card having daily changing security number is disclosed. The upper half portion of the secure credit card has a magnet strip and its thickness is same as a normal credit card, so it can be read by a credit-card reader. The bottom half portion of the secure credit card contains a processor, key or keypad, battery, display window and a program download port. The processor is loaded with a predetermined program so that the processor can generate date and a daily renewed security number that can be shown on the display window. The security number is the function of the date and their relationship is defined by the predetermined program. Giving a date, a corresponding security number can be generated by this predetermined program. The computer of the credit card company keeps this predetermined program and can compute the security number of the date by this predetermined program.
    Type: Application
    Filed: October 18, 2004
    Publication date: April 20, 2006
    Inventor: Gongling Li
  • Aircraft turbine engine and an air ejection assembly for use therewith
    Publication number: 20050091963
    Abstract: An air ejection assembly for unsteadying an exhaust plume discharged from an exhaust end of a turbine engine during operation. A turbine engine incorporating the air ejection assembly and a method of unsteadying an exhaust plume are also disclosed.
    Type: Application
    Filed: October 30, 2003
    Publication date: May 5, 2005
    Inventor: Gongling Li