ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,474,780, issued on Nov. 18, was assigned to Shanghai Tianma Micro-Electronics Co. Ltd. (Shanghai).
"Tactile presentation device" was invented by Shin Takeuchi (Kanagawa, Japan) and Hiroshi Haga (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A tactile presentation device includes a panel including a region touchable by a user, vibrators disposed outside the touchable region, and a driving controller to supply driving signals to the vibrators. At least a part of the entire outer end of the panel is an absorber end region. Each point closest to one of the vibrators on the entire outer end of the panel is included in the absorber end region...