Compound combustion engines and methods of compounding same

Dual radius rotor for pre-mixed-charge rotary engine combustion

Equivalence-boosted sliding vane internal combustion engine

Fuel supply means for rotary piston engines

Gas fuel engine

Intake system for internal combustion engine

Intake system for rotary piston engine

Intake system for rotary piston engine

Intake system for rotary piston engine

Intake system for rotary piston engine

Intake system for rotary piston engine

Intake system for rotary piston engine

Intake system for rotary piston engines

Intake systems for rotary piston engines

Method of reducing emissions in a sliding vane internal combusti

Method of reducing pollution emissions in a two-stroke sliding v

Rotary engine with inserts in rotor faces

Rotary engine with revolving and oscillating pistons

Rotary internal combustion engine

Rotary internal combustion engine