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LEMKEN KG PFLUGFAB

Overview
  • Total Patents
    233
About

LEMKEN KG PFLUGFAB has a total of 233 patent applications. Its first patent ever was published in 1950. It filed its patents most often in Germany, France and United Kingdom. Its main competitors in its focus markets agriculture, basic materials chemistry and mechanical elements are STARK K G C, STOCK MOTORPFLUG G M B H and SPINTILLER INT LTD.

Patent filings in countries

World map showing LEMKEN KG PFLUGFABs patent filings in countries
# Country Total Patents
#1 Germany 140
#2 France 33
#3 United Kingdom 27
#4 Netherlands 12
#5 Austria 11
#6 Belgium 4
#7 Switzerland 2
#8 Czechia 2
#9 Denmark 2

Patent filings per year

Chart showing LEMKEN KG PFLUGFABs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Laak Theo Van 31
#2 Laak Theo Van Ing Grad 27
#3 Meurs Wilhelm 11
#4 Siebers Joseph Hermann 10
#5 Giesen Gottfried 7
#6 Stephaudt Johannes Van Ing Gra 5
#7 Van Laak Theo 5
#8 Terboven Johannes 3
#9 Lemken Dipl-Ing Heinrich 3
#10 Siebers Josef-Hermann 3

Latest patents

Publication Filing date Title
DE4222440A1 Swivelling plough with coupler for lower tractor coupling - has main beam pivoted to swing left or right and also to revolve to limited degree on its own axis
DE4209751A1 Swivel plough with spaced out symmetrical left and right turning bodies - has guide attachments connected to bodies for restricted swivel movement adjustable by stops.
DE4137833A1 Plough with shares on swinging frame - has frame rotating about axis inclined to the vertical
DE4137834A1 Plough with ploughshares mounted on swinging frame - has point of attachment of frame which can be positionally adjusted
DE3707758A1 Seed bed combination
DE3631110A1 Hydraulic cylinder for agricultural ground-working appliances
ATA241086A Ground machining device with dumbing and rilled work tools
BE905367A Plow with working width adjustment.
DE3629257A1 Hydraulic cylinder for agricultural ground-working appliances
DE3628910A1 Tines for tillage implements with wing share
FR2580894A1 Agricultural machine attached in front of a tractor for working the soil.
DE3607691A1 Agricultural tillage equipment
DE3546033A1 Soil cultivation device with subordinate leveling part
DE3540832A1 Plow with stepless working width adjustment
DE3527754A1 Ground-working appliance with tine-shaped work implements and a lateral working limitation
DE3522362A1 Soil cultivation equipment
DE3504865A1 Plow with cutting width adjustment
DE3503135A1 Plow with semi-automatic overload protection
DE3446071A1 Packer or roller-shaped implement combination with a transport aid
DE3340429A1 Grubber having reversible coulters