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WIEDEMANN KARL

Overview
  • Total Patents
    79
  • GoodIP Patent Rank
    65,426
  • Filing trend
    ⇩ 91.0%
About

WIEDEMANN KARL has a total of 79 patent applications. It decreased the IP activity by 91.0%. Its first patent ever was published in 1891. It filed its patents most often in Germany, EPO (European Patent Office) and United States. Its main competitors in its focus markets civil engineering, packaging and shipping and chemical engineering are ASSMANN PETER, NILL WERNER and VOLLMAR OSKAR GMBH.

Patent filings per year

Chart showing WIEDEMANN KARLs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wiedemann Karl 75
#2 Karl Wiedemann 2
#3 Schweizer 1
#4 Elter Peter 1
#5 Bogoslofski Kevin S 1
#6 Stevens James T 1
#7 Semeraro Stewart 1
#8 Roberts Noel W 1
#9 Frick Reed E 1

Latest patents

Publication Filing date Title
DE102016015407A1 Canal and / or street cleaning device
DE102016006276A1 Vehicle for sewer cleaning
DE102016006275B3 Channel cleaning device
DE102014012882A1 Device for cleaning and / or inspection of a flow channel
DE102014003018A1 Container for receiving and transporting bulk material
DE102012008558A1 Apparatus for rotating a hose or the like
DE102011120152A1 Device for cleaning and / or inspecting a flow channel
EP2283938A2 Device for cleaning sewers
DE102010010940A1 Canal cleaning device for use in canal cleaning vehicle, has multiple coupling arrangement selectively couplable with drive shaft, and drive wheels of variable diameters in permanent drivable connection with motor
DE102009038582A1 Device for channel cleaning
DE102009036317A1 Device for channel cleaning
DE102005052393A1 Device for mine and / or sewer cleaning
DE102004022749A1 Device for cleaning dirty water
DE102004022120A1 Device for cleaning communal facilities in the street area
DE102004022121A1 Vehicle with a device for cleaning a dirt trap
DE102004017678A1 Device for fractionating a substrate containing organic and mineral substances
DE10238863B3 cleaning vehicle
DE19715816C1 Sludge collector or processor
EP0769592A1 Device for picking up and transporting sludge
EP0769593A1 Method and device for cleaning channels