Top 10 People Who INSANELY Didn't Get Rich Off Their Inventions

Sometimes inventions are not patented, and that means the creators don’t make money off their creations. Whether it’s the inventor of the video game Tetris Alexej Pajitnov, the creator of the ballpoint pen Laszlo Biro or even famed poet Edgar Allen Poe, these inventors didn’t get mega-rich off their inventions. WatchMojo counts down ten people who changed the world, and in return made no money.