Salzgitter Mannesmann Grossrohr Gmbh

Calculating rank

USPTO Granted Patents = 1

EPO Patents = 1

Forward Citations = 13

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2 inventors (with patents filed for the assignee):

Franz Martin Knoop (1 out of 2 patents)

Carsten Holste (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 8941023 - Method for producing welded helical-seam tubes having optimized tube geometry (2015-01-27),

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USPTO Data Jan 1 1976 - Oct 27 2026

1 Patents

#11 in Salzgitter

#15,381 in Germany

Salzgitter, Germany

Salzgitter Mannesmann Grossrohr Gmbh

Forward Citations = 13

2 inventors:

Franz Martin Knoop (1 out of 2 patents)

Carsten Holste (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Salzgitter Mannesmann Grossrohr Gmbh. Retrieved from https://idiyas.com/company/salzgitter-mannesmann-grossrohr

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

1 patent (EPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]