Is the guy who invented valves responsible for the Holocaust? Not trying to be inflammatory. This is specifically trying to find if you think there's a point w

Is the guy who invented valves responsible for the Holocaust? Not trying to be inflammatory. This is specifically trying to find if you think there's a point where culpability disappears. I would appreciate a yes/no answer. There's no nuance to the question. I'm not talking about the specific valves, just the notion of a valve.