- Source: Anatoly Ufimtsev
Anatoly Georgievich Ufimtsev (Russian: Анатолий Георгиевич Уфимцев) (1880-1936) was a Russian engineer and aviation pioneer. He was born in Kursk. He invented a radial engine for which he received a Russian patent and designed his own vehicles "Spheroplane 1" (Сфероплан No.1) and "Spheroplane 2" (Сфероплан No.2). He later designed and built agricultural equipment and wind turbines.