ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,408,739, issued on Sept. 9, was assigned to STEP2GOLD Co. LTD. (Taichung, Taiwan).
"Folding crutch chair with a compact support device" was invented by Chih-Ting Pao (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A folding crutch chair includes a pivot base unit and at least three support leg units. The pivot base unit has at least three mounting slots angularly spaced apart from one another about an axial line, and at least three pairs of joint portions respectively formed in the mounting slots. Each support leg unit includes a pivot seat, an outer tubular piece, and an inner tubular piece extending telescopically relative to the out...