Inventor · disambiguated record
Steffen Keitel
Also filed as: KEITEL STEFFEN
3 granted patents·19 citations·filing 2004–2013
67Inventor score
Top patents by PatentIndex Score
3 records- 0175US7012217B2Method and apparatus for making welded large pipesMANNESMANN ROEHREN WERKE AG·Filed 2004·Granted Mar 14, 2006·10 cites·24 claims
- 0269US8373083B2Method for connecting thick-walled metal workpieces by weldingV&M DEUTSCHLAND GMBH·Filed 2008·Granted Feb 12, 2013·5 cites·20 claims
- 0365US10099319B2Device for connecting the ends of pipes made of steel by means of an orbital welding processSALZGITTER MANNESMANN LINE PIPE GMBH·Filed 2013·Granted Oct 16, 2018·4 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →