ALEXANDRIA, Va., Dec. 15 -- Aisin Technical Center of America, Northville, Michigan, has been assigned a patent (9,840,167) developed by three co-inventors for a "power seat with complete walk-in system." The co-inventors are Michael Mixon, Plymouth, Michigan, Ryosuke Mizuno, Novi, Michigan, and Kamin Manatpon, Ann Arbor, Michigan. The abstract states: "A walk-in apparatus for a seat of a vehicle, including an upper rail connected to the seat; a lower rail connected to a floor of the vehicle; a . . .