ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,492,696, issued on Dec. 9, was assigned to Graco Minnesota Inc. (Minneapolis).
"Inline landfill pump cycle counter" was invented by Daniel O. Hayes (Howell, Mich.) and Michael K. Lindquist (Plymouth, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A landfill pump cycle counter includes a housing defining an internal passage, a poppet disposed within the internal passage, a magnet disposed within an internal cavity of the poppet, a counter, a seat formed on an inner surface of the housing, and a mating surface formed on the poppet. The landfill pump cycle counter is configured to receive liquid output from a landfill pump. The housing extends along a...