Cyril and Louis Keller, the brothers who invented the world’s first compact loader (later named the Bobcat® skid-steer loader), have been selected as 2023 inductees for the National Inventors Hall of Fame (NIHF). In the 1950s, brothers Cyril (April 8, 1922-Oct. 28, 2020) and Louis (May 9, 1923-July 11, 2010) ...