From the OrlandoSentinel.com:

Disney, GE, others face patent suit

Phil Milford | Bloomberg News
Posted March 7, 2007

"General Electric Co.'s NBC Universal Inc., Walt Disney Co. and three other U.S. theme-park operators were accused of infringing patents on magnetic brakes used on roller coasters."

Read the full story here: http://www.orlandosentinel.com/business/custom/tourism/orl-ride0707mar07,0,5089145.story?track=rss