ALEXANDRIA, Va., June 6 -- United States Patent no. D1,071,764, issued on April 22, was assigned to Energizer Auto Inc. (St. Louis).
"Air conditioning refrigerant charging device with digital gauge" was invented by Michael K. Sherman (Southbury, Conn.), Kenneth A. Pfierman (West Chester, Ohio), Tushar Kulkarni (Englewood, Ohio) and Jacob Fahsbender (Danbury, Conn.).
The patent was filed on June 1, 2023, under Application No. D/877,102.
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