Learn more

HENGST GMBH & CO KG

Overview
  • Total Patents
    267
About

HENGST GMBH & CO KG has a total of 267 patent applications. Its first patent ever was published in 1996. It filed its patents most often in EPO (European Patent Office), Germany and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets engines, pumps and turbines, chemical engineering and machines are AC DELCO SYSTEMS OVERSEAS CORP, HENGST WALTER GMBH & CO KG and PARKER HANNIFIN MFG UK LTD.

Patent filings per year

Chart showing HENGST GMBH & CO KGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ardes Wilhelm 59
#2 Baumann Dieter 51
#3 Pietschner Sieghard 26
#4 Meinig Uwe 24
#5 Roelver Martin 18
#6 May Thomas 16
#7 Hornung Dirk 16
#8 Ahlborn Stephan 16
#9 Vinkelau Christian 15
#10 Grosse Wiesmann Karl 10

Latest patents

Publication Filing date Title
DE102012216385A1 Replaceable filter element for filter, particularly for fuel or oil filter, has filter material body, valve body of valve and spring pre-stressed to valve body in valve closing direction
DE102012216355A1 Fuel filter with a water collection room
DE102012213877A1 Free-jet centrifuge with a rotor with at least one recoil nozzle
DE102012210834A1 Liquid filter with a filter bypass valve and a central discharge channel and filter insert for a liquid filter
DE102012210900A1 Liquid filter with a central discharge channel and filter insert for a liquid filter
DE102012202226A1 Fuel pump arrangement for motor vehicle, has valve support with valve opening arranged at free end section of cylinder that extends into pump housing
JP2012030231A Fluid filter with discharge dome fixed to casing
DE102011083787A1 Fuel pump assembly
DE102011080617A1 Liquid filter with drain valve
DE102011077798A1 Fluid filter with an eccentric fluid drainage channel
DE102011005106A1 Bypass valve, facility with bypass valve and filter element of the device
DE102011009741A1 Centrifugal separator with particle screen
DE102010063822A1 Liquid filter with a filter bypass valve
DE102010043834A1 Liquid filter with a replaceable filter cartridge
DE102010043836A1 Filter with a replaceable filter cartridge
DE102010031341A1 Fuel filter, particularly for internal combustion engine, has filter housing connected with filter head, where fuel inlet is connected to dirty side, and fuel outlet is connected to clean side
DE102010016480A1 Hand pump of a fuel system
DE102010016497A1 Fuel filter with pre and main filter
DE102010027783A1 Oil mist separator of a crankcase ventilation device of an internal combustion engine
DE102010027787A1 Oil mist separator for crank case ventilation device of internal-combustion engine, has separator housing, separation element arranged in housing and cover for removable closing of housing