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

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

The Mazda RX-7 Turns 40

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

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

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PDF) Recent studies on hydrogen usage in Wankel SI engine

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

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

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

Kenichi Yamamoto, Father of the Mazda Rotary, Has Died

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

Why are Rotary Engines Banned?