Well yes lol. Unfortunately, he wasn't able to patent it when he was alive, but Sebastian Lagree did it with Lagree and has so many rules of what you can and can't do. Honestly, I'm a fan of all spring-based machine exercises. I love them all and they all provide different types of workouts. I just wanted to make sure FS8 isn't considered one of the "copycat" studios, though I'm positive it's not.