4,986,225
INTAKE RESERVOIR SYSTEM FOR AN
ENGINE HAVING A CHECK VALVE
4,991,547 INTAKE PORT PRESSURE CONTROL
SYSTEM FOR ENGINE INDUCTION SYSTEM
5,018,486
PRESSURE RELIEF SYSTEM FOR A
CHECK VALVE
5,105,784
ROTARY VALVE AND SYSTEM FOR
DURATION AND PHASE CONTROL
5,129,367
INTERMITTENT BYPASS SYSTEM FOR A
CHECK VALVE
5,138,874
DIAGNOSTIC SYSTEM FOR DETECTING
FAULTS IN ENGINE AIR INTAKE CHECK VALVES
7,530,337
HIGH OVERLAP CAMSHAFT FOR
IMPROVED ENGINE EFFICIENCY
7,975,663
DUAL-EQUAL CAM PHASING WITH
VARIABLE OVERLAP
8,235,019
ENGINE HAVING CONCENTRIC
CAMSHAFT WITH DIFFERENTIAL VALVE LIFT
8,397,686
ENGINE INTAKE PORT ARRANGEMENT
FOR CAMSHAFT WITH DIFFERENTIAL VALVE LIFT
8,550,051
ENGINE COMBUSTION CHAMBER
FEATURES FOR CAMSHAFT WITH DIFFERENTIAL VALVE LIFT
8,781,710
COMPRESSION RATIO DETERMINATION
AND CONTROL SYSTEMS AND METHODS
9,127,604
CONTROL SYSTEM AND METHOD FOR
PREVENTING STOCHASTIC PRE-IGNITION IN AN ENGINE