ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,489,350, issued on Dec. 2, was assigned to Indigo Technologies Inc. (Woburn, Mass.).
"Multi-bar linkage electric drive system" was invented by Ian W. Hunter (Lincoln, Mass.), Timothy A. Fofonoff (Lincoln, Mass.), Peter Madden (Reading, Mass.), Dean Ljubicic (Somerville, Mass.), Thomas Moriarty (Lexington, Mass.) and Scott T. Purchase (Cambridge, Mass.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electric drive system including: a rotary motor system including a hub assembly, a first rotating assembly, a second rotating assembly, and a third rotating assembly, wherein the hub assembly defines a rotational axis about which the first rotating assembly,...