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USPTO Data Jan 1 1976 - Oct 27 2026
1 Patents
#22 in Siegen
#15,381 in Germany
Karl-Heinz Drexhage
Forward Citations = 3
3 inventors:
Karl-Heinz Drexhage
Calculating rank
Forward Citations = 3
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3 inventors (with patents filed for the assignee):
Norbert Kemnitzer (1 out of 9 patents)
Karl-Heinz Drexhage (1 out of 14 patents)
Jutta Arden-Jacob (1 out of 12 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Karl-Heinz Drexhage. Retrieved from https://idiyas.com/company/karl-heinz-drexhage
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]
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]
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]