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OTB OBERFLAECHENTECHNIK BERLIN

Overview
  • Total Patents
    28
About

OTB OBERFLAECHENTECHNIK BERLIN has a total of 28 patent applications. Its first patent ever was published in 1998. 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, environmental technology and materials and metallurgy are CARDARELLI FRANCOIS, BNF METALS TECH CENTRE and ELECTROCOPPER PROD LTD.

Patent filings per year

Chart showing OTB OBERFLAECHENTECHNIK BERLINs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Landau Uwe 27
#2 Herrmann Sigrid 11
#3 Wiedenbeck Rainer 10
#4 Jolk Ingo 3
#5 Herrmann Sigrid Dr 1
#6 Landau Uwe Dr Ing 1

Latest patents

Publication Filing date Title
DE102005047843A1 Passivating and lubricating agents for gold, silver and copper surfaces and methods of use
DE102004022297A1 Method and system for selective coating or etching of surfaces
DE10348734A1 Method of selective electroplating of metal surfaces and selective electroplating system for metal surfaces
DE10310699A1 Process for the fine refining of gold
DE10310641A1 Gold refining process
DE10257344A1 Process for the preservation of metal surfaces
DE10149998A1 Process and system for the selective electroplating of metal surfaces
DE19829274A1 Process for the recovery of precious metals
DE19804534C1 Impure rhodium solution is regenerated by anodic oxidation in a cell with a cation exchange membrane