Midair Haptics by Air borne Ultrasound Tactile Display

Airborne ultrasound can produce pressure and temperature distribution on a skin. Haptics based on such a non-contact haptic stimulation is called “Midair Haptics.” The Details are here.

Haptoclone and Midair haptic touch-panel 

Manipulation of 3D CG and motion guidance in a large scale work-space