TS

Thomas K. Schonhoff

AM Amazon: 5 patents #3,253 of 19,158Top 20%
Overall (All Time): #1,008,936 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8732011 System for implementing a performance-based customer referral program Jeffrey P. Bezos, Sheldon J. Kaphan, Ellen L. Ratajak 2014-05-20
8494923 Internet-based customer referral system Jeffrey P. Bezos, Sheldon J. Kaphan, Ellen L. Ratajak 2013-07-23
7512548 Use of shopping cart to collect and purchase items selected from multiple web sites Jeffrey P. Bezos, Sheldon J. Kaphan, Ellen L. Ratajak 2009-03-31
7337133 Internet-based customer referral system Jeffrey P. Bezos, Sheldon J. Kaphan, Ellen L. Ratajak 2008-02-26
6029141 Internet-based customer referral system Jeffrey P. Bezos, Sheldon J. Kaphan, Ellen L. Ratajak 2000-02-22