Company Badge
USPTO Data Jan 1 1976 - Oct 27 2026
1 Patents
#310 in Amsterdam
#3,354 in Netherlands
Ketjen Netherlands B.v.
Forward Citations = 0
6 inventors:
Ketjen Netherlands B.v.
Calculating rank
Forward Citations = 0
Loading Chart...
Loading Chart...
6 inventors (with patents filed for the assignee):
Marcel Adriaan Jansen (1 out of 9 patents)
Henk Jan Tromp (1 out of 4 patents)
Bob Gerardus Oogjen (1 out of 11 patents)
4. Jan Nieman (1 out of 7 patents)
5. Sander Hendrikus Lambertus Thoonen (1 out of 2 patents)
6. Wilhelmus Clemens Jozef Veerman (1 out of 5 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ketjen Netherlands B.v.. Retrieved from https://idiyas.com/company/ketjen-netherlands-b-v
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]