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PARKER HANNIFIN GMBH & CO KG

Overview
  • Total Patents
    19
About

PARKER HANNIFIN GMBH & CO KG has a total of 19 patent applications. Its first patent ever was published in 2003. It filed its patents most often in Germany, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets mechanical elements, measurement and machines are SICHUAN SEA PUMP HYDRAULIC MACHINERY CO LTD, KEELAVITE HYDRAULICS LTD and EGLINSKI GERAETETECHNIK KG.

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Scheffel Gerd 5
#2 Bunge Georg 4
#3 Ziehl Martin 3
#4 Schulze Dieter 3
#5 Steinmeyer Norbert 3
#6 Rutz Peter 3
#7 Weinhandl Franz 2
#8 Levin Maxim 2
#9 Bunge Daniel 2
#10 Ehrke Dieter 2

Latest patents

Publication Filing date Title
DE102008059434B3 Hydraulic directional valve i.e. piston slide valve, has control piston comprising control edges that have curve-shaped course for supporting of piston flange of piston against valve housing, and sealing sleeve forming control chamber
DE102008059436B3 Hydraulic control valve for controlling double acting working cylinder, has annular channel formed in housing, and recess producing connection of contacts, where dimension of recess is twice larger than another recesse
DE102008059437B3 Hydraulic control valve for controlling operating cylinder, has control spools, where each spool is associated with linear variable differential transformer and hydraulic pilot controller coupled to system, for separate control of spools
DE102008059435B3 Hydraulic control valve for controlling double action operating cylinder, has connector feeding fluids squeezed from small piston capacity into volume flow conveyed from pump to port, and check valve intervenes with conducting direction
DE102008059058B3 Hydraulic valve arrangement, has radially projecting collar including control surfaces, and valve sleeve fixed at valve cover such that valve seat that is formed at sleeve maintains unvaried distance to cover during operation of arrangement
GB0806659D0 Measuring device
FR2909757A1 DEVICE FOR CONTROLLING CLOSED RESERVOIRS
DE102007051039A1 Directional control valve with piston valve design with two control pistons
DE102007021175B3 Threaded connection for pipes and/or hoses with metallic seal has sealing element with metal ring and holding element for insertion into groove to fix sealing ring in groove by engaging radial protrusion by deforming holding element
DE102007007780A1 Direction adjustable pipe fitting
KR20080092933A Pipe connection device
DE102006059313B3 Pre-controlled pressure relief valve e.g. for motion and control technologies, has pilot valve and damper arranged in four ports which are fillable for connecting to spring area of valve seat
DE102006006677A1 Magnetic piston for pneumatic cylinders