Inventor

RUHLAND HELMUT HANS

DE44 patents

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

RUHLAND HELMUT HANS

FORD GLOBAL TECH LLC

System and method for regenerating a particulate filter

Arrangement for introducing water into the intake manifold of an internal combustion engine and control device

Method for adjusting boost pressure while regenerating a particulate filter for a direct injection engine

System and method for regenerating a particulate filter for a direct injection engine

Auto-ignition internal combustion engine with partial deactivation and method for the operation of an internal combustion engine of said type

Cooling system of an internal combustion engine of a motor vehicle

Methods and systems for a blow-off line

Methods for reducing raw particulate engine emissions

Fuel control for spark ignited engine having a particulate filter system

Internal combustion engine with partial deactivation and method for the operation of an internal combustion engine of said type

Method and system for fuel injection

Methods for NOx reduction using exhaust-gas condensate

Method for reducing the particle emissions of a spark-ignition internal combustion engine with direct injection, and internal combustion engine for carrying out such a method

Direct-injection, applied-ignition internal combustion engine with injection device arranged in the cylinder liner, and method for operating an internal combustion engine of said type

Methods and systems for a particulate filter

Internal combustion engine with injection device arranged in the cylinder barrel, and method for operating an internal combustion engine of said type

Internal combustion engine having a plurality of exhaust ports per cylinder and charge exchange method for such an internal combustion engine

Operation of an internal combustion engine

Direct-injection, applied-ignition internal combustion engine with injection device arranged in the cylinder liner, and method for operating an internal combustion engine of said type

Internal combustion engine featuring partial shutdown and method for operating an internal combustion engine of this kind

Spark plug having a powder capsule

Method and device for operating an internal combustion engine

Multi-cylinder internal combustion engine and method for operating a multi-cylinder internal combustion engine

Method and device for operating an internal combustion engine

Internal combustion engine having a plurality of exhaust ports per cylinder and charge exchange method for such an internal combustion engine

Internal combustion engine and method for operating an internal combustion engine

Internal combustion engine with partial deactivation and method for the operation of an internal combustion engine of said type

Direct-injection internal combustion engine with outwardly opening injection nozzle, and method for operating an internal combustion engine of said type

SPRINGER MORITZ KLAUS

Exhaust gas aftertreatment device and method for a gasoline engine

Exhaust system for internal combustion engines with particle filter

Cold start gas component retention system in EGR circuit with recirculated gas control

RUHLAND HELMUT HANS

Method for controlling spark for particulate filter regenerating

Method for operating a spark-ignition internal combustion engine with exhaust gas aftertreatment

Method for controlling spark for particulate filter regenerating

LORENZ THOMAS

Method and system for pre-ignition control

Method and system for pre-ignition control

HUBBARD CAROLYN PARKS

Method for controlling fuel of a spark ignited engine while regenerating a particulate filter

Fuel control for spark ignited engine having a particulate filter system

TOBERGTE MICHAEL

Multi-cylinder internal combustion engine and method for operating a multi-cylinder internal combustion engine

KERNS JAMES MICHAEL

Method for regenerating a particulate filter for a boosted direct injection engine

VAN NIEUWSTADT MICHIEL J

System for regenerating a particulate filter and controlling EGR

FORD GLOBAL TECH INC

Valve for combustion engines

HEPBURN JEFFREY SCOTT

System and method for regenerating a particulate filter accompanied by a catalyst

STEINER BERND

Internal combustion engine with dry sump lubrication