ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,528,646, issued on Jan. 20, was assigned to AutoStore Technology AS (Nedre Vats, Norway).
"Grid survey module" was invented by Jorgen Djuve Heggebo (Langhus, Norway), Ole Alexander Maehle (Etne, Norway), Vemund Rogne (Trondheim, Norway) and Jonathan Eide (Stavanger, Norway).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of measuring level deviation in an automated storage and retrieval system, wherein the system includes rail system, at least one container handling vehicle, and a central control unit. The rail system includes a first set of parallel rails arranged to guide movement of a container handling vehicle in a first direction across the ...