Dr. Yoshiro Nakamatsu could be the greatest inventor in history. He patented patented the floppy disk in 1952 and also more than 3,300 inventions total during his lifetime.
Many of his greatest ideas hit him when he was close to drowning as he believed starving the brain of oxygen had many mental benefits. He also believed in brainstorming in a room with 24-karat gold as it would block out television and radio waves that hurt the brain of creativity.
#14 The Steven King of his day.