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JARCHOW FRIEDRICH

Overview
  • Total Patents
    30
About

JARCHOW FRIEDRICH has a total of 30 patent applications. Its first patent ever was published in 1971. It filed its patents most often in Germany, EPO (European Patent Office) and Japan. Its main competitors in its focus markets mechanical elements, civil engineering and machines are UT GLOBAL CO LTD, GRAHAM TRANSMISSIONS INC and AUTOMATIC TRANSMISSION COMPANY.

Patent filings in countries

World map showing JARCHOW FRIEDRICHs patent filings in countries
# Country Total Patents
#1 Germany 16
#2 EPO (European Patent Office) 6
#3 Japan 3
#4 United States 3
#5 France 1
#6 Yugoslavia (Serbia and Montenegro) 1

Patent filings per year

Chart showing JARCHOW FRIEDRICHs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Mechanical elements
#2 Civil engineering
#3 Machines

Top inventors

# Name Total Patents
#1 Jarchow Friedrich Prof Dr Ing 13
#2 Jarchow Friedrich Prof Dr-Ing 6
#3 Jarchow Friedrich 5
#4 Tenberge Peter Dr-Ing 3
#5 Furiidoritsuhi Yaahiyou 3
#6 Haensel Dietrich 2
#7 Doettger Peter Dipl-Ing 2
#8 Deiitoritsuhi Henzeru 2
#9 Tenberge Peter 2
#10 Tenberge Peter Dipl Ing 2

Latest patents

Publication Filing date Title
DE102005042119B3 Five-shaft epicyclic gear for automobile with stepless gears, includes specified transmission path reducing hydrostatic losses
DE10113177C1 Planetary cogwheel gearing, for continuously variable hydrostatic transmission, has drive shaft, coupling shaft, high-speed and low-speed coupling shafts and connection shaft for variable hydrostatic drive
JPH07127710A Power shift gearing with stepless hydraulic speed change gear
DE4323358C1 Five-shaft gearwheel planetary gear - has parallel arranged steplessly adjustable hydrostatic gear, with gearwheel switch stages and switch couplings
DE4236671C1 Staglessly working hydrostatic-mechanical load switch gear - comprises four-shaft gearwheel circulating gear, stagelessly adjustable hydrostatic gear comprising gearwheel switch stages, and switch couplings
EP0382132A2 Continuous hydromechanical power transmission with toothed clutches
DE3838767A1 Hydrostatic/mechanical power-shift transmission with a continuously variable effect and a high-quality gear change
DE3815780A1 Hydrostatic-mechanical power-shift transmission with a continuous effect
DE3838768A1 Hydrostatic/mechanical power-shift transmission with a continuously variable effect and with toothed selector clutches for shifts proprietary to gear changes and multi-plate clutches for the gear changes
EP0302188A1 Continuously variable hydromechanical power transmission
EP0195452A2 Contunuously variable compound power shift transmission of the range-speed type with multiple power path
DE3605203A1 Continuously variable torque-splitting compound power-shift transmission with range changes
DE3342047A1 POWERTRAIN TRANSMISSION WITH CONTINUOUSLY ADJUSTABLE GEARING
DE3147447A1 ADJUSTING GEARBOX WITH CONTINUOUSLY ADJUSTABLE GEARBOX AND ADJUSTED MULTI-SPEED GEARBOX
DE3144720A1 Radial sliding-contact bearing with bore, shaft or axle circumferential surface geometry matched to the deformation under load
DE2923264A1 CONTINUOUSLY HYDROSTATIC POWERTRAIN TRANSMISSION
DE2820025A1 Steplessly adjustable transmission unit - has output epicyclic gear train running idle with input one retroactively coupled
DE2655011B1 Stepless coupling gear
DE2541975A1 Combined hydrostatic and mechanism for vehicle change speed gearing - has friction clutches for speed change through epicyclic gearing
DE2141098A1 CONTINUOUSLY HYDROSTATIC COUPLING GEAR FOR VEHICLES