Inventor

DEGROOT KENNETH P

US24 patents

⚠️ This page may combine multiple inventors who share the name “DEGROOT KENNETH P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DEGROOT KENNETH P

CHRYSLER CORP

Fuel control system with multiple oxygen sensors

Method for processing crankshaft speed fluctuations for control applications

Method of pulse width modulating an oxygen sensor

Linear-EGR flow rate adaption

Plateau linearization curves with proportional/integral/derivative control theory

System and method for heating an oxygen sensor via multiple heating elements

Method for advanced crank spark with blend spark retard for an engine

Spark advance modifier based on a fuel modifier

Acceleration enrichment based on a fuel modifier

Fuel multiplier transfer from dynamic crankshaft fueling control to oxygen sensor operation

DAIMLER CHRYSLER CORP

Purge assisted fuel injection

Triple oxygen sensor arrangement

Method for sparking engine cylinders after fuel shutdown for reduced emissions

Closed loop exhaust gas sensor fuel control audited by dynamic crankshaft measurements

Purge fueling delivery based on dynamic crankshaft fueling control

Wave form fuel/air sensor target voltage

Piston top geometry for optimized combustion

Application of OP-AMP to oxygen sensor circuit

Sensor output precision enhancement in an automotive control system

KADO MARK S

Secondary air system with variable speed air pump and multi-position gated check valve

CHRYSLER GROUP LLC

Engine event-based correction of engine speed fluctuations

COATESWORTH TIMOTHY A

Method for preparing internal combustion engine for shutdown to achieve clean restart

DEGROOT KENNETH P

System and method for processing engine roughness for cold start fuel control via electric motor

SHALLVARI IVA

Hybrid vehicle control