Patents by Inventor Sin-Shi Lin

Sin-Shi Lin 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).

  • PURCHASING-ASSISTANCE DEVICE AND SYSTEM AND METHOD USING THE SAME
    Publication number: 20120123905
    Abstract: A assistance device and a system for purchasing and a method using the same. The method includes the following steps. A portable body is provided for a shopper to carry with. A code of a merchandise is read by the portable body to confirm the type and price of the merchandise. The information of the merchandise purchased by the shopper is recorded in the portable body and listed on a purchase list. The purchase list is transmitted to a trade center, which settles the accounts according to the purchase list and withdraws the portable body after the accounts are settled.
    Type: Application
    Filed: February 16, 2011
    Publication date: May 17, 2012
    Inventors: Szu-Han TZAO, Sin-Shi Lin, Tzu-Ya Yang