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).The NIHF annually recognizes inventors, promotes creativity and advances the spirit of innovation and entrepreneurship. In the 1950s, brothers Cyril (April 8, 1922-Oct….