as Walker Digital Table Systems) introduced the Perfect Pay baccarat table. This system utilizes RFID in an attempt to track baccarat wagers, hand outcomes, payouts and player ratings in real-time, while eliminating losses from dealer mis-pays, counterfeit chips and other problems. Patent lawsuits and disputes Walker Digital has filed 53 patent infringement lawsuits. In January 2001, the State of Connecticut Attorney General filed suit against Walker Digital. Faced with mounting financial losses, Jay Walker fired 106 of his 125 employees, violating Federal employment law requiring 60 days notice when laying off more than 33% of the workforce. On September 4, 2002, Walker Digital settles for $275,000 to be split amongst the laid-off employees. In October 15, 2009 Walker Digital, LLC filed its first patent infringement action. The suit against Microsoft, Hewlett-Packard, and Dell, Inc., was decided on January 3, 2011 as non-infringed. In November 2010 Walker Digital LLC sued Facebook for friending, or "Method and system for establishing and maintaining user-controlled anonymous communications". On April 11, 2011 Walker Digital filed 15 lawsuits against more than 100 defendants including Amazon, Google and Microsoft for unauthorized use of its intellectual properties. On September 3, 2014, in a lawsuit against Google, two Walker Digital patents were found to be invalid for lacking patentable subject matter. References External links Official Walker Digital website Software companies based in Connecticut Privately held companies based in Connecticut Companies based in Stamford, Connecticut Software companies of the United States