Electric Cri-Cri quad

Flies now:

http://www.flightglobal.com/articles/2010/09/03/346933/all-electric-eads-cri-cri-takes-to-the-skies.html

Note that the weight of the airframe, as light as it is, can be decreased by use of composites…

Unfortunately, a Cri-Cri is too fast to be ultralight and has too many engines to be a light sports aircraft.