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LANGENSTEIN & SCHEMANN AG

Overview
  • Total Patents
    105
About

LANGENSTEIN & SCHEMANN AG has a total of 105 patent applications. Its first patent ever was published in 1951. It filed its patents most often in Germany, United Kingdom and United States. Its main competitors in its focus markets machine tools, electrical machinery and energy and textiles and paper are PAHNKE ENG GMBH & CO KG, B & S MASSEY & SONS LTD and GRIGORENKO ANATOLI S.

Patent filings in countries

World map showing LANGENSTEIN & SCHEMANN AGs patent filings in countries
# Country Total Patents
#1 Germany 48
#2 United Kingdom 19
#3 United States 16
#4 France 9
#5 Italy 6
#6 Austria 4
#7 Sweden 2
#8 Japan 1

Patent filings per year

Chart showing LANGENSTEIN & SCHEMANN AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bachmann Horst 16
#2 Bachmann Horst Ing Grad 6
#3 Trissnak Karl 5
#4 Bachmann H 4
#5 Braeuer Willi 4
#6 Sauerbrey Horst M 3
#7 Herrmann Karl-Heinz 3
#8 Siller Kurt 3
#9 M Sauerbrey Horst 3
#10 Fracke Karl Dr 2

Latest patents

Publication Filing date Title
DE3140252A1 Electric fuse arrangement for a hammer-blow valve
DE3039914A1 Forming machine with lubricator and/or blow ejector - has lubrication pipe extending along manipulator arm, with discharge nozzle near and in front of gripper
DE3030953A1 Die forge handling mechanism - has suspended travelling gear with lifting unit connected to cantilever carrying joined manipulating arm
DE3025747A1 Hot extrusion press mould cooling - has cooling spray nozzle incorporated in ejector head
DE3015969A1 Lubricating system for forging press - has electrically-charged lubricant leaving spray nozzle directed at workpiece
DE3010280A1 Variable ram control for hammer - has guide retainer body displaced on inclined surface by support
DE2920822A1 Component ejector arms on forging die - move in lateral slots in lower die
DE2833181A1 DEVICE FOR FORGING A SHAFT FLANGE
DE2731078A1 Hydraulic clamp for power press or hammer - has row of pistons exerting pressure on rectangular clamping plate
DE2707924A1 Frame for low noise forging hammer - having anvil below two vertical hollow stands with a hammer head
US4014198A Drive mechanism of a pair of forging or stretching rollers
US3992920A Wedge press
DE2456729A1 Vertical screw type press - has switch in control device for asynchronous motor operating in forward direction
DE2453046A1 Deburring and calibration device - for flow-pressed containers with closed end, has calibrating mandrel supplied with deburring rings and ring stamps
DE2439217A1 Wedge press with guide for wedge acting on ram - avoiding laterally mounted wedge guides subject to high load
DE2432907A1 Remote supervision system for telephone and teleprinter - has several loudspeaker and tape record exchange units producing output on oscilloscope display
US3874218A Power press with a flywheel and spindle drive
US3908437A Power press with a flywheel and spindle drive
DE2329323A1 WEDGE PRESS WITH A DEVICE FOR REDUCING THE STRESS ON A SLIDE GUIDE OF A KEY DRIVEN BY A KEY
DE2329324A1 WEDGE PRESS WITH A DEVICE TO PREVENT UNWANTED MOVEMENT OF THE WEDGE