ALEXANDRIA, Va., July 9 -- United States Patent no. D1,083,020, issued on July 8, was assigned to FIELD SYSTEMS RESEARCH LLC (Lake Oswego, Ore.).
"Furrowed O-ring" was invented by John E. Van Leeuwen (Lake Oswego, Ore.).
The patent was filed on Jan. 17, 2025, under Application No. D/986,450.
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