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KELLER & KNAPPICH GMBH

Overview
  • Total Patents
    320
About

KELLER & KNAPPICH GMBH has a total of 320 patent applications. Its first patent ever was published in 1918. It filed its patents most often in Germany, France and Switzerland. Its main competitors in its focus markets machine tools, environmental technology and weapons are BROWNING INT SA, GESTION DE LA FABRIQUE DE MACH and EVEN GEORGES.

Patent filings in countries

World map showing KELLER & KNAPPICH GMBHs patent filings in countries

Patent filings per year

Chart showing KELLER & KNAPPICH GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kirsch Karl 19
#2 Schiele August 16
#3 Siegfried Uhl 13
#4 Uhl Siegfried 12
#5 Gabler Dipl-Ing Walter 12
#6 Semmlinger Werner 9
#7 Kraus Johann 9
#8 Schaeffler Georg 9
#9 Karl Kirsch 9
#10 Klueber Franz 7

Latest patents

Publication Filing date Title
GB1326703A Welding station
US3734318A Garbage collection vehicle
GB1287381A Method of dampening garbage in a garbage loading truck, and a garbage loading truck therefor
US3643283A Centrifugal roller for street cleaning devices
DE2039564A1 Crank operated welding press - with sinusoidal table motion slowed down at workpiece loading point
DE2036296A1 Arc welding set - with control relay
DE2025650A1 Turntable mounted resistance welder - for automated butt - and projection welding
DE2024285A1 Welding current feed - to close the circuit when full - welding pressure is exerted
DE2023075A1 Maltese cross gear
DE1963481B1 Vehicle with rear reel for a hose for cleaning sewers
DE1960172B1 Street sweeper with circular brush for sweeping gutters
DE1953556A1 Swap containers used to collect garbage
DE1947470A1 Friction welding machine
DE1932653A1 Piston ejector for sludge suction car and the like.
DE1924521A1 Method of manufacturing valve disks
GB1208542A Water cannon vehicle
DE1914382A1 Garbage truck
DE1910523A1 Device on armored or combat vehicles or the like.
DE1910192A1 Garbage collection vehicle
DE1808048A1 Stationary garbage press