ALEXANDRIA, Va., May 12 -- United States Patent no. 12,624,704, issued on May 12, was assigned to Grundfos Holding A/S (Bjerringbro, Denmark).
"Air venting" was invented by Bjarne Dindler Rasmussen (Bjerringbro, Denmark), Lars Sund Mortensen (Bjerringbro, Denmark), Ole Bech-Lisberg (Bjerringbro, Denmark) and Mathias Skodt Larsen (Bjerringbro, Denmark).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates in a first aspect to method of venting air out of a closed fluid system comprising a number of inter connected pipes configured for flow of a fluid, a variable speed pump configured for controlling the volume flow of fluid in said fluid system and an air venting device configured to let air out...