GPS Industries Sues Three More Companies over GPS-based Products and Tracking Systems

  • December 23, 2012

GPS Industries (GPSI) filed suit against DSG Tag Systems, E-Z-GO, and Yamaha Golf-Car Company alleging infringement of two patents related to GPS-based golf course distance measuring, tracking, and rangefinding systems.  GPSI has filed six prior suits since May 2007.  The ‘518 patent originated with Golf Age Technologies and was assigned to ProShot Golf in August 2001.  In December 2001, ProShot Golf assigned the patent to ProShot Investors, who later assigned it to GPS Industries in October 2007.  The ‘786 patent originated with Uplink and was assigned to GPS IT in January 2008.  GPS IT merged with GPS Industries in July 2009.  12/20, Southern District of Florida, assigned to Judge Cecilia M. Altonaga, 1:2012cv24492.


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