![jeep](https://i0.wp.com/www.pmpa.org/wp-content/uploads/2011/11/jeep.png?resize=239%2C174&ssl=1)
You can find the answer on the Ohio Academy of Science Website at this link: Jeep
It is a very interesting story.
P.S.- If you thought that your auto customers are tough about stealing co-opting uh- ‘sharing’ your PPAP submitted process information with your competitors, this story will tell you who taught them that- the US Government!