ALEXANDRIA, Va., April 15 -- United States Patent no. D1,122,399, issued on April 14, was assigned to YSN Imports LLC (Commerce, Calif.).
"Portable gas cylinder" was invented by Shmuel Dovid Newman (Los Angeles) and Surasak Urpsirisuk (Bangkok).
The patent was filed on April 10, 2024, under Application No. D/936,673.
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