ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,522,331, issued on Jan. 13, was assigned to PIONEER MATERIAL PRECISION TECH Co. LTD. (New Taipei, Taiwan).

"Biomimetic turtle device" was invented by Wei-Yu Huang (New Taipei, Taiwan), Tai-Yu Chen (New Taipei, Taiwan), Li-Yuan Yeh (New Taipei, Taiwan), Chang-Qi Zhang (New Taipei, Taiwan), Ching-Hung Liu (New Taipei, Taiwan) and Chih-Wei Shen (New Taipei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A biomimetic turtle device includes a trunk unit, a limb unit and a control unit. The control unit includes a water depth sensor which detects water depth where the biomimetic turtle device is, and a circuit module which receives the signal from the ...