Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
All GPS units sold in the civilian market have to be programmed to deactivate themselves if they detect they are travelling faster than 1200 MPH or are above 60,000 feet in altitude to prevent them being used in intercontinental ballistic missiles.
2
The life boat was patented in 1845!
29
Energy is being wasted if a toaster is left plugged in after use.
21