ALEXANDRIA, Va., July 14 -- United States Patent no. 12,680,894, issued on July 14, was assigned to THE UNIVERSITY OF HONG KONG (Hong Kong).

"Optical soft skin system for multimodal sensing" was invented by Ka Wai Kwok (Hong Kong), Kui Wang (Hong Kong), Chi Hin Mak (Hong Kong), Zhi Yu Liu (Hong Kong) and Di-Lang Ho (Hong Kong).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical soft skin system for multimodal sensing comprising: a flexible waveguide substrate (10) being able to change its light wave propagation when encountering different deformation patterns; at least one light source (12) located within the waveguide substrate (10) arranged so as to transmit light into the waveguide substrate (10); at...