https://www.engadget.com/2005-03-25-fujitsus-smart-tao-aicle-wheelchair.html
Fujitsu's smart TAO Aicle wheelchair
Mar 25, 2005 - We kind of thought being lower to the ground it might be easier to spot stuff you're about to hit in a wheelchair, but hey, while we're at the robotic...
s smartfujitsutaoaiclewheelchair