Seungmoon Choi has been conducting research on haptics over  20 years with emphasis on haptic rendering. He has published research articles on specific topics in haptics, including haptic rendering of hardness, texture, and deformation, haptic augmented reality, tactile rendering and perception for touchscreens in mobile devices and cars, somatosensory skill modeling and transfer, laser haptics, data-driven haptic rendering, and automatic generation of haptic and 4D content.