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POLAK JOSEF

Overview
  • Total Patents
    39
About

POLAK JOSEF has a total of 39 patent applications. Its first patent ever was published in 1924. It filed its patents most often in Czechoslovakia, Canada and Switzerland. Its main competitors in its focus markets surface technology and coating, measurement and mechanical elements are NIHON BOSHOKU KOGYO, AKTSIONERNOE OBSHCHESTVO GIPROGAZTSENTR and CORRPRO CO INC.

Patent filings in countries

World map showing POLAK JOSEFs patent filings in countries
# Country Total Patents
#1 Czechoslovakia 30
#2 Canada 3
#3 Switzerland 2
#4 Denmark 2
#5 Austria 1
#6 Spain 1

Patent filings per year

Chart showing POLAK JOSEFs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Polak Josef 37
#2 Mrazek Josef 9
#3 Haslarova Marie 2
#4 Brezina Frantisek 2
#5 Veleta Pavel 2
#6 Cikan Karel 2
#7 Bartos Petr 2
#8 Volf Josef 2
#9 Polak Josef Ing Csc 2
#10 Zoulek Ales 2

Latest patents

Publication Filing date Title
CS673590A3 Circuit arrangement for increasing the protection of synthetic ground electrodes against corrosion
CS116790A2 Insulating joint for hot water pipe lines
CS32687A1 Connection of cathodic protection's measuring and interconnecting objects
CS825086A1 Connection for underground linear structures' interference elimination with cathodic protection's separate systems
CS371685A1 Kiosk from plastics
CS250281B1 Device for polarization potential determination with tanks' internal surfaces and electrolyte containing apparatuses
CS857584A1 Method of metallic structure's cathodic protection efficiency determination in aqueous electrolyte
CS235804B1 Measuring probe for effectiveness determination of metal-sheathed cables' cathodic protection
CS214438B1 Auxilliary anode of the electrochemical protection for metal appliances
CS223406B1 Method of fixing the average conductance of the isolation by means of metering the earth resistance of the pipeline
CS225675B3 Checking plug
CS212980B1 Connection for the control of the rectifier and for measuring the catodic protection degree of the subterranean metal structures
CS209141B1 Control reference electrode type metal-metallic solt for automated systems of electro-chemical protections and method of its manufacture
CS225053B1 The centring device of the cut shaft by the axis of the headstock
CS206001B1 Connection for limitation of the interference of underground metal devices under influence of the d.c.stray currents
CS200276B1 Connection for detection of electrochemical protection of metal constructions buried in bush from metal or silicate
CS214649B1 Facility for water tight and electrically non-conductive closure of the space between the metal protective mant
CS198833B1 Electrolytically soluble electrode having pressure insulating bushing
CS192187B1 Measuring electride for electrochemical protection of metal constructions
CS213564B1 Overpressure dielectric packing of area between metal protective mantel and metal line construction