ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,607, issued on May 13, was assigned to AMMANN SCHWEIZ AG (Langenthal, Switzerland).
"Paver having a hopper" was invented by Marc Kappel (Eskilstuna, Sweden), Dennis Gassler (Eskilstuna, Sweden), Julian Freigang (Eskilstuna, Sweden) and Guido Hanel (Eskilstuna, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "A paver has a conveyor unit having a first edge, a hopper unit having a front end and a rear end with respect to the paving direction and an inward paving material storage. The hopper unit is movable between a lowered position and a raised position for directing paving material towards the conveyor unit. The hopper unit includes a first hop...