George Nissen Profession: Inventor and Gymnast Nationality: American Biography: Nissen developed the first modern trampoline and popularized its use, eventually making trampolining a worldwide recreation and an Olympic sport. Born: February 3, 1914 Birthplace: Blairstown, Iowa, USA Generation: Greatest Generation Chinese Zodiac: Tiger Star Sign: Aquarius Died: April 7, 2010 (aged 96) Cause of Death: Complications from pneumonia Historical Events 1945-03-06 George Nissen of Cedar Rapids, Iowa, receives a patent for the first modern trampoline Famous Gymnasts Gabby Douglas Nadia Comăneci Simone Biles Famous Inventors Isaac Pitman John Wesley Hyatt Richard Jordan Gatling