Kenichi Yamamoto, Father of Mazda's Rotary Engine, Is Dead at 95 - The New York Times

Kenichi Yamamoto has died at age 95. - - Mazda RX7 Forum

PDF) Recent studies on hydrogen usage in Wankel SI engine

Kenichi Yamamoto, architect of the Mazda rotary, dies at 95

Car Spy Shots, News, Reviews, and Insights - Motor Authority

Estudio Del Estado Del Arte Del Motor Wankel, PDF, Motor de combustión interna

Kenichi Yamamoto, architect of the Mazda rotary, dies at 95

Kenichi Yamamoto - Mazda - BubbleMania

Kenichi Yamamoto, champion of Mazda's rotary engine, dies at 95

Looking At The Father Of The Mazda Rotary Engine

Kenichi Yamamoto, Father of the Mazda Rotary, Has Died

RIP Kenichi Yamamoto, Father of the Mazda Rotary Engine, 1922-2017

Father of Mazda's Rotary Engine Dies - Tire Review Magazine