Rotary engines that once powered the gorgeous Mazda RX-7 two-seater, rear-wheel drive coupe—a five-time winner of a coveted spot on Car and Driver's Ten Best autos list—were phased out by 2012.
https://techxplore.com/news/2020-04-mazda-patent-hybrid-rotary.html
https://techxplore.com/news/2020-04-mazda-patent-hybrid-rotary.html