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USPTO Data Jan 1 1976 - Oct 13 2026
3 Patents
#5 in Wettingen
#2,400 in Switzerland
Widmer & Ernst Ag
Forward Citations = 32
3 inventors:
Widmer & Ernst Ag
Forward Citations = 32
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3 inventors (with patents filed for the assignee):
Hansruedi Steiner (2 out of 4 patents)
Roland Ramseier (1 out of 1 patent)
Arnold Erbsland (1 out of 1 patent)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Widmer & Ernst Ag. Retrieved from https://idiyas.com/company/widmer-and-ernst-ag
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]