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LINNHOFF OHG WILHELM

Overview
  • Total Patents
    36
About

LINNHOFF OHG WILHELM has a total of 36 patent applications. Its first patent ever was published in 1959. It filed its patents most often in Germany, France and United Kingdom. Its main competitors in its focus markets surface technology and coating, electrical machinery and energy and chemical engineering are KASHITA SEISAKUSHO KK, SER SA and COWPER COLES SHERARD OSBORN.

Patent filings in countries

World map showing LINNHOFF OHG WILHELMs patent filings in countries
# Country Total Patents
#1 Germany 15
#2 France 6
#3 United Kingdom 4
#4 Spain 3
#5 Austria 2
#6 Japan 2
#7 United States 2
#8 Italy 1
#9 Poland 1

Patent filings per year

Chart showing LINNHOFF OHG WILHELMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kaluza Eduard 5
#2 Linnhoff Paul 4
#3 Kaluza Eduard Dipl Ing 2
#4 Spelsberg Herbert 2
#5 Edouaruto Karutsua 1
#6 Pauru Rinhotsufu 1
#7 Pauru Rinhofu 1

Latest patents

Publication Filing date Title
DE2837753A1 DEVICE FOR TREATING LIQUID PARTS IN A ROTATING DRUM
DE2803117A1 PROCESS FOR DRYING BULK PARTS IN A GALVANIZING DRUM AND DEVICE FOR CARRYING OUT THE PROCESS
DE2726225A1 Rotary drum for dip galvanising - having closure mounted on outer rotatable plates with common drive to drum and closure via magnetic couplings
DE2656981A1 CONTROL FOR THE CURRENT DOSING OF BATHROOM ADDITIONAL
DE2557592A1 LOADING AND UNLOADING STATION FOR THE CHEMICAL AND / OR ELECTROCHEMICAL TREATMENT OF BULK PARTS
DE2544178A1 Plastic drum for surface treatment of small parts - assembled from small polythene plates, and able to hold heavy charge
DE2449490A1 Magnetic switch with hermetically closed housing - has external actuating magnet sliding on guide bar
DE2407209A1 TREATMENT DRUM FOR SUBMERSIBLE BATHS, IN PARTICULAR GALVANIZED DRUM
DE2407208A1 Drum for wet chemical or electrochemical treatments - contg central perforated tube for insertion of anode or spray pipe
DE2251507A1 Multiple drum electroplating unit - for different sized small parts
DE1941129A1 Galvanizing drum
ES361409A1 Improvements in galvanization drums. (Machine-translation by Google Translate, not legally binding)
DE1771563A1 Galvanizing drum
DE1621104A1 Galvanizing drum
DE1119623B Drum plating machine
DE1090452B Drip dosing device