ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,583, issued on Sept. 23, was assigned to MARSHAL INDUSTRIAL CORP. (Tortola, British Virgin Islands).
"Composite rim" was invented by Ming-Jen Tsai (Miaoli County, Taiwan), Chao-Chen Hung (Miaoli County, Taiwan) and Shih-Tse Yu (Miaoli County, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A composite rim is provided, including: an annular body extending around a center, an imaginary annular line being defined on an outer surface of the annular body, the imaginary annular line extending around the center; and at least one composite fiber strip, spirally disposed around the imaginary annular line for at least 360 degrees and attached to the ou...