ALEXANDRIA, Va., July 16 -- United States Patent no. 12,358,581, issued on July 15, was assigned to Babak Zafarnia (Houston).

"Bicycle training wheel assembly" was invented by Babak Zafarnia (Houston) and Francois Martin (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A training wheel assembly includes an assembly frame and a training wheel rotatably attached to the assembly frame. The training wheel has a wheel axle extending therefrom and defining an axis about which the training wheel rotates, and an annular hub concentric with the wheel axle and rotationally fixed therewith. A plurality of successive ratcheted teeth facing the assembly frame form a circumferential inner edge of the wheel. An elas...