Inventor

Hermann Gaessler

Inventor

Vaihingen, DE

Overview

2001–2012

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 29 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F01Lprimary

F01LCyclically operating valves for machines or engines33%

F02DControlling combustion engines22%

Y02TClimate change mitigation technologies related to transportation14%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof10%

F01MLubricating of machines or engines in general3%

F02BInternal-combustion piston engines3%

Y10TTechnical subjects covered by former us classification3%

F01NGas-flow silencers or exhaust apparatus for machines or engines in general2%

F15BSystems acting by means of fluids in general2%

F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges2%

PatentTitleYear

8,220,424'Error correction during the operation of electrohydraulic valve control systems'2012 7,552,704'Procedure to operate an internal combustion engine with an electrohydraulic valve control'2009 7,472,017'Method and control device for triggering solenoid valves assigned to gas-exchange valves'2008 7,434,552'Method for controlling and/or regulating a constant voltage converter for at least two electromagnetic valves of an internal combustion engine, especially an internal combustion engine in a motor vehicle'2008 7,418,930'Method and device for controlling variable gas exchange valve in an internal combustion engine'2008 7,380,528'Method for operating a hydraulic actuator, especially a gas exchange valve of an internal combustion engine'2008 7,330,344'Method for driving actuators'2008 7,143,726'Method and device for controlling the opening of an intake valve of an internal combustion engine'2006 7,134,410'Detachable connection for coupling a gas exchange valve of an internal combustion engine to an actuator'2006 7,124,717'Method and device for operating an internal combustion engine'2006 7,084,637'Method for monitoring at least two electromagnetic valves of an internal combustion engine, especially an internal combustion engine of a motor vehicle in particular'2006 6,935,286'Connection between a stem end on a gas exchange valve in an internal combustion engine and a sleeve-like actuator body of a valve actuator'2005 6,854,431'Internal combustion engine comprising a hydraulic system'2005 6,848,400'Gas exchange valve mechanism for an internal combustion engine'2005 6,807,956'Method for a cylinder-charge control in the case of an internal combustion engine'2004 6,802,299'Method and device for controlling the operation of an internal combustion engine'2004 6,779,496'Pressure reservoir for exerting pressure on a hydraulic system, with which preferably a gas exchange valve of an internal combustion engine is actuated'2004 6,772,737'Method and circuit system for operating a solenoid valve'2004 6,752,116'Connection between two shaft ends, positioned coaxially one behind the other, of a gas shuttle valve in an internal combustion engine and a valve actuator'2004 6,688,268'Connection between a shaft end of a gas exchange valve of an internal combustion engine and a final control element of a valve actuator'2004 6,681,729'Method and device for controlling a gas fill of cylinders of an internal combustion engine'2004 6,659,083'Method and device for operating an internal combustion engine'2003 6,651,624'Method and device for quickly modifying the torque of an internal combustion engine'2003 6,647,938'Supply pressure pump with separate drive on an internal combustion engine'2003 6,581,557'Valve control for an internal combustion engine'2003 6,497,216'Pump for supplying a fuel injection system and for supplying a hydraulic valve controller for internal combustion engines'2002 6,497,215'Device for rapidly building-up pressure in a device of a motor vehicle, said device being supplied with a pressure medium by means of a feed pump'2002 6,433,539'Increment transducer and absolute angle transducer means for redundant reliable angular position detection and detection method using same'2002 6,192,331'Method for simulating control functions of a control device'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2012Patents assigned to BOSCH GMBH ROBERT (29)· patent assignee history

2001–2012Based in Vaihingen, DE· patent location history

2004Based in Vahingen, DE· patent location history

2012Patents assigned to GAESSLER HERMANN (1)· patent assignee history

2012Patents assigned to MEDVECKY MILOS (1)· patent assignee history

2012Patents assigned to MISCHKER KARSTEN (1)· patent assignee history

2012Patents assigned to ROMMEL THOMAS (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BOSCH GMBH ROBERT	29	2001–2012
GAESSLER HERMANNself	1	2012
MEDVECKY MILOS	1	2012
MISCHKER KARSTEN	1	2012
ROMMEL THOMAS	1	2012

Locations

Location	Patents	Span
Vaihingen, DE	28	2001–2012
Vahingen, DE	1	2004