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USPTO Data Jan 1 1976 - Oct 20 2026
2 Patents
#40 in Linkoping
#2,183 in Sweden
Optovent Ab
Forward Citations = 13
3 inventors:
Optovent Ab
Forward Citations = 13
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3 inventors (with patents filed for the assignee):
Per Vilhelm Aspenberg (1 out of 1 patent)
Pentti Olavi Tengvall (1 out of 2 patents)
Hans Pettersson (1 out of 2 patents)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Optovent Ab. Retrieved from https://idiyas.com/company/optovent-ab
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]