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PREUSSAG ROHRSANIERUNG GMBH

Overview
  • Total Patents
    13
About

PREUSSAG ROHRSANIERUNG GMBH has a total of 13 patent applications. Its first patent ever was published in 1994. It filed its patents most often in Germany, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets surface technology and coating, basic materials chemistry and environmental technology are RUELING FELIX RITTER VON, SUNPOWER TECH JIANGSU CO LTD and PETER STOLL.

Patent filings in countries

World map showing PREUSSAG ROHRSANIERUNG GMBHs patent filings in countries

Patent filings per year

Chart showing PREUSSAG ROHRSANIERUNG GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Foerster Manfred 9
#2 Heinrichs Martin 1
#3 Glanert Ralf 1
#4 Gerdes Knud Dr 1
#5 Zec Goran 1
#6 Luksch Edmund Dipl Ing 1
#7 Schikora Stefan 1

Latest patents

Publication Filing date Title
DE19910490A1 Adhered internal tubular lining refurbishing pipelines carrying e.g. pressurized gaseous hydrocarbons, includes impermeable foil or vapor-deposited aluminum barrier layer preventing pressure-driven delamination mechanism
DE19822301C1 Method and device for applying a plastic layer on the inner surfaces of hollow bodies
DE19645346A1 Process for renewing a protective tube for a product line laid in the ground
DE19617971A1 Coating material for district heating pipes
DE19504139A1 Process for sealing the transition between a connection line and PE pipes and connection seal
DE4416721A1 Device and method for cleaning and stripping underground pipelines, such as gas, water and sewage pipes