From LaserMotive Beams Power to “Quadrocopter” UAV, Breaks World Record for Electric Aircraft:

Ascending Technologies' Quadrocopter equipped with LaserMotive power beaming system hovers (photo: LaserMotive)
Ascending Technologies’ Quadrocopter equipped with LaserMotive power beaming system hovers (photo: LaserMotive)

Oct. 27-28, 2010