ALEXANDRIA, Va., Aug. 18 -- United States Patent no. D1,141,816, issued on Aug. 18, was assigned to Hong Ann Tool Industries Co. Ltd. (Taichung City, Taiwan).
"Tool bit" was invented by Cheng-Wei Su (Taichung City, Taiwan).
The patent was filed on Dec. 18, 2025, under Application No. D/038,652.
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