I've bought plenty of bags, outdoor clothing, etc. which specifically advertise "YKK zippers" as a feature, similar to Gore-Tex, Vibram, or Thinsulate, so I sus

I've bought plenty of bags, outdoor clothing, etc. which specifically advertise "YKK zippers" as a feature, similar to Gore-Tex, Vibram, or Thinsulate, so I suspect at least among "technical" consumers, YKK does have enough brand recognition and following.