Are his products patented. That could be opening a can of worms.
I'm pretty sure that motor mounts meet the "simple and obvious" exception to a patent.
There is a term in U.S. patent application called "prior art". If it's obvious or just a variation of something already in existence, it can't be patented.
"Loopholes", for the ethically sensitive.
Reality check, that half the population is smarter then 50% of the people and it's a constantly contested fact.