Noncontact Surface Hardness Sensing

UltLever: Ultrasound-Driven Passive Haptic Actuator Based on Amplifying Radiation Force Using a Simple Lever Mechanism

3D Lightweight Objects Manipulation by Airborne Ultrasonic Phased Array

Rigid Body Levitation

THz Wave Phased Array System

Two-Dimensional Communication

Static 3D Haptic Image by Airborne Ultrasound

Haptomime: Midair Touch Panel

HaptoClone (Haptic & Optical Clone)