US Patent Issued to Graco Minnesota on April 21 for "Portable airless sprayer" (Minnesota Inventors)

ALEXANDRIA, Va., April 21 -- United States Patent no. 12,605,727, issued on April 21, was assigned to Graco Minnesota Inc. (Minneapolis).

"Portable airless sprayer" was invented by David J. Thompson (Oak Grove, Minn.), Jerry D. Horning (Albertville, Minn.), William M. Blenkush (Becker, Minn.), Eric J. Finstad (Rogers, Minn.), Bradley H. Hines (Andover, Minn.), Marius J. Luczak (Elk River, Minn.), Diane Olson (Princeton, Minn.), Philip K. Snider (Red Wing, Minn.), Harold D. Johnson (Zimmerman, Minn.) and Jimmy Wing Sum Tam (Plymouth, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fluid dispensing device includes a housing and a reciprocating piston fluid pump coupled to the housing. The reciprocating ...