The plaintiffs accuse 14 companies of infringing ten of its patents, according to the lawsuits, which seek damages and injunctions. Melvino and ArrivalStar are no stranger to patent infringement lawsuits and have for years rigorously protected their vehicle tracking technology — lodging more than 20 complaints so far in 2010, according to court records.

Virgin is accused of violating U.S. Patent Numbers 6,804,606, 6,904,359 and 7,089,107 through the use of its flight control tracking system. In a separate suit filed the same day, The Tracking Corp. is accused of violating U.S. Patent Numbers 6,714,859, 6,952,645 and 7,191,058 as well as the '359 and '606 patents with its aviation monitoring system.

IsoTrack Ltd. allegedly infringeds U.S. Patent Number 6,952,645 as well as the '859, '606, '359 and '058 patents with its aviation tracking system. Meanwhile, Air Automotive Tracking Inc.'s tracking system is accused of infringing the '606, 859, '359 and '058 patents.

Par Logistics Management Systems Corp. is accused of violating the '859 and '359 patents. Ontec Technologies Inc. allegedly infringed the '645 and '859 patents. JLG Industries Inc. is accused of infringing the '058 and '859 patents.

...