ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,427,941, issued on Sept. 30, was assigned to Zhejiang Normal University (Jinhua, China).

"Magnetorheological fluid automobile bumper" was invented by Zhishen Wang (Jinhua, China), Xinsheng He (Jinhua, China), Chongqiu Zhou (Jinhua, China), Chunfu Gao (Jinhua, China) and Fengchao Ye (Jinhua, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a magnetorheological fluid automobile bumper, and belongs to the field of automobile bumpers. The magnetorheological fluid automobile bumper comprises a rear bumper body, wherein two front bumper bodies are symmetrically hinged to the front side of the rear bumper body, the ends, close to each other, ...