if he taught you to punch, it was his new " styles " way of punching so in essence it was a style. It's impossible to teach someone without calling it someones way or somethings way. Everyone develops their own style, so if someone teaches you they call it for example a wing chun back fist, but the person has developed a way of doing it that suits him best, so in a way bruce would have accomplished his goal after his students developed their own way of doing the techniques.