ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,547, issued on Jan. 27, was assigned to Dyaco International Inc. (Taipei, Taiwan).

"Stationary bike capable of adjusting resistance and slope simultaneously" was invented by Shih-Wei Liu (Taipei, Taiwan) and Wei-Hsiang Lin (Changhua County, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A stationary bike includes a first lifting arm, a second lifting arm, a frame, a resistance device, a reluctance mechanism, a linkage mechanism, and a linear mechanism. The first and second lifting arms respectively are turnable with their first ends as fulcrums and their second ends are pivotally connected to each other at a pivot point. The frame may be conn...