What patents or proprietary technology does Amazon have?
Patent Number 5,715,399 Secure method and system for communicating a list of credit card numbers over a non-secure network (Summary: When asking the customer which credit card number on file to use, only show some of the digits instead of all of them.) Patent Number 5,727,163 Secure method for communicating credit card data when placing an order on a non-secure network (Summary: Customer sends part of a credit card number via the Internet, then sends the complete number via touch-tone phone.) Patent Number 5,960,411 Method and system for placing a purchase order via a communications network (Summary: “One-Click” ordering.) Patent Number 5,963,949 Method for data gathering around forms and search barriers (Summary: Compute a bunch of possible inputs to a form-based website, try sending all the inputs, and compile the results for further processing.) Patent Number 5,999,924 Method and apparatus for producing sequenced queries (Summary: When trying to find historical information in a data
