On: Kenichi Yamamoto has died

[JPLeRouzic]

I think the NSU/Audi Ro-80 [0, 1] predates Mazda, isn't?

And Mazda (as well as Citroen and others) used this engine, I think.

[0] https://en.wikipedia.org/wiki/NSU_Ro_80

[1] https://en.wikipedia.org/wiki/Wankel_engine#Early_developmen...

[jacquesm → JPLeRouzic]

It says he is the father of Mazda´s rotary engine, not of all rotary engines.