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PETROTEST INSTR GMBH & CO KG

Overview
  • Total Patents
    18
About

PETROTEST INSTR GMBH & CO KG has a total of 18 patent applications. Its first patent ever was published in 1996. It filed its patents most often in Germany, EPO (European Patent Office) and China. Its main competitors in its focus markets measurement and machines are H2SCAN CORP, RNA HOLDING B V and ERBA STRUMENTAZIONE.

Patent filings per year

Chart showing PETROTEST INSTR GMBH & CO KGs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Measurement
#2 Machines

Top inventors

# Name Total Patents
#1 Handschuck Bernhard 13
#2 Eilers Helmut 8
#3 Wierzbicki Volkmar 3
#4 Neumann Andrea 3
#5 Schulz Ruediger 3
#6 Heine Christian 3
#7 Handschuck Berhard 1
#8 Hangschuck B 1
#9 Shul Ts Rjudiger 1
#10 Welschbik Bernhard Handershk C 1

Latest patents

Publication Filing date Title
DE102006049813A1 Method for determining the degree of hardness of semi-solid materials
DE10257170A1 Method for determining the degree of hardness of semi-solid materials
EP1136795A2 Method and device for the determination of a liquid level for determining the boiling curve of mineral oil products
DE19746723A1 Determination of the oxidation stability of fuels
DE19609413C1 Method and device for automated flash point testing