Wikipedia and Bloomberg also list him as a cofounder, CTO, and VPE. Oddly there appears to have been another cofounder who was also CTO, but I expect that he got a good payday.
Typical engineer not getting enough credit and probably not enough stock. Sounds like the real deal as an engineer though.
From the sounds of it, he wasn't "a typical engineer with not enough stock." He lives in Los Altos Hills. The cheapest house for sale on Zillow right now is $5.5 M [1]. This guy made out just fine