. "Bakken, Earl"@en . . "Earl Bakken"@en . "1924Z"^^ . . . . . . "American academic" . . . "Earl E. Bakken (born January 10, 1924 in Hennepin County, Minnesota) is an American engineer, businessman and philanthropist of Dutch and Norwegian American ancestry. He founded Medtronic, where he developed the first external, battery-operated, transistorized, wearable artificial pacemaker in 1957.Born in Columbia Heights, Minnesota, Bakken had a long-held fascination with electricity and electronics."@en . . "1924-01-10Z"^^ . .