US Patent Issued to TIANMA JAPAN on Oct. 6 for "Viewing angle controllable touch panel device and display device" (Japanese, Chinese Inventors)

ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,754,446, issued on Oct. 6, was assigned to TIANMA JAPAN LTD. (Kawasaki, Japan).

"Viewing angle controllable touch panel device and display device" was invented by Shigeru Mori (Kawasaki, Japan), Koji Shigemura (Kawasaki, Japan), Yuichi Uchiyama (Kawasaki, Japan), Hiroshi Haga (Kawasaki, Japan), Mamoru Okamoto (Kawasaki, Japan), Ayuko Imai (Kawasaki, Japan), Tetsuro Tashiro (Kawasaki, Japan) and QiJun Yao (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "A viewing angle controllable touch panel device includes an upper transparent substrate, a lower transparent substrate, one lower viewing angle control electrode on a top face of the lower transpar...