Company Badge
USPTO Data Jan 1 1976 - Oct 13 2026
2 Patents
#5 in Uithoorn
#2,203 in Netherlands
Sigmakalon Services B.v.
Forward Citations = 7
7 inventors:
Sigmakalon Services B.v.
% Expired Patents = 100.0
EPO Patents = 1
Forward Citations = 7
Loading Chart...
Loading Chart...
7 inventors (with patents filed for the assignee):
Michel Gillard (1 out of 12 patents)
Lars Ivar Klaassens (1 out of 1 patent)
Jan De Jong (1 out of 1 patent)
4. Henk Van Der Poel (1 out of 1 patent)
5. Roy Gerritsen (1 out of 2 patents)
6. Sibel Mill (1 out of 1 patent)
7. Gerard De Vries (1 out of 1 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sigmakalon Services B.v.. Retrieved from https://idiyas.com/company/sigmakalon-services-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]
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]