A retired Georgia Institute of Technology engineering professor described as a “pioneer” in developing the idea of ride sharing sued Lyft Inc, claiming it infringed his patent for technology underlying the core of its business model. According to a complaint filed on Monday evening, Lyft has failed to pay Stephen Dickerson for using his system integrating cellphones, global positioning system (GPS) technology and automated billing, despite earning as much as $1 billion of annual revenue.
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