ALEXANDRIA, Va., March 24 -- United States Patent no. D1,120,509, issued on March 24, was assigned to Ampac Enterprises Inc. (Shirley, Mass.).
"Protective helmet back plate" was invented by Stanley Jurga Jr. (Shirley, Mass.), Austin Rodrick (Ashburnham, Mass.) and Shyan Wei Chen (New Taipei City, Taiwan).
The patent was filed on Feb. 3, 2023, under Application No. D/883,830.
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