Company Badge
USPTO Data Jan 1 1976 - Oct 13 2026
2 Patents
#66 in Des Moines, IA
#590 in Iowa
#94,841 in US
Siebolt Hettinga
Forward Citations = 15
3 inventors:
Des Moines, IA, United States of America
Siebolt Hettinga
Forward Citations = 15
Loading Chart...
Loading Chart...
3 inventors (with patents filed for the assignee):
Richard D Osborne (2 out of 2 patents)
Mark W Spicer (1 out of 5 patents)
Berton G Whited (1 out of 1 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Siebolt Hettinga. Retrieved from https://idiyas.com/company/siebolt-hettinga
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]