Patents by Inventor Tzu-Yun Yu

Tzu-Yun Yu 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).

  • Publication number: 20020007319
    Abstract: The present invention provides a method of tracing a shopping path of a consumer. The method enables the consumer to directly return back to any transaction-occurred shopping web page. The method involves: establishing a shopping path record to record all of the uniform resource locators (URLs) of transaction-occurred shopping web pages of the consumer; providing a database for storing the shopping path record of the consumer; displaying a shopping path record list to enable the consumer to choose a recorded item in the shopping web page; receiving a request from the consumer for returning back to one transaction-occurred recorded shopping web page; and linking to the chosen recorded shopping web page.
    Type: Application
    Filed: December 15, 2000
    Publication date: January 17, 2002
    Inventor: Tzu-Yun Yu