This inventor holds 4 USPTO granted patents, plus 1 CIPO patent. Top assignees: Dsm N.v., Gist-Brocades B.v.. Active years: 1998-2003.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Reinder Sietze Hamstra. Retrieved from https://idiyas.com/inventor/reinder-sietze-hamstra
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
% Patents Active = 100.0
CIPO Patents = 1
Average Co-Inventor Count = 2.0
ph-index = 4
Forward Citations = 63(Granted Patents)
Location History:
- Pijnacker, NL (1998)
- Pe Den Haag, NL (1998 - 2003)
Company Filing History:
Years Active: 1998-2003
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4 patents (USPTO):Explore Patents
Profile summary based on public USPTO records.
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]
IDiyas Innovation Intelligence. (2026). Inventor Profile: Reinder Sietze Hamstra. Retrieved from https://idiyas.com/inventor/reinder-sietze-hamstra
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 (CIPO):
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]
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]