Patents by Inventor Russel C. H. Cheng

Russel C. H. Cheng 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).

  • Handheld system and method for age verification
    Patent number: 7152787
    Abstract: A handheld computer enables an operator to authenticate an ID, determine if an ID holder is above a minimum age, and enables the collection of data about the ID holder if the ID holder is determined to be above the minimum age. The computer also displays an optional video after the age verification process is completed.
    Type: Grant
    Filed: August 18, 2005
    Date of Patent: December 26, 2006
    Assignee: Beacon Communications KK
    Inventor: Russel C. H. Cheng