ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,539,529, issued on Feb. 3.

"Combination parts jet washer and sink washer with parts washer with minimum grip sprocket drive system" was invented by Ronald Bluestone (Lake Havasu City, Ariz.) and Ryan Bluestone (Lake Havasu City, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A combination sink and jet parts washer utilizing a minimum grip sprocket driving a rotating parts basket, for cleaning mechanical parts of oil, grease and contaminants. The washer has a cabinet which has a jet cleaning section, including the rotating parts basket. The basket is driven by a minimum grip sprocket drive mechanism. A parts basket in the jet cleaning section receiv...