Keivan Towfigh (2 out of 5 patents)
David A Greenberg (1 out of 3 patents)
Company Badge
USPTO Data Jan 1 1976 - Nov 3 2026
2 Patents
#52 in Needham, MA
#4,937 in Massachusetts
#95,021 in US
Rangine Corporation
Forward Citations = 1
2 inventors:
Needham, MA, United States of America
Rangine Corporation
Calculating rank
% Expired Patents = 50.0
Trademarks = 1
Forward Citations = 1
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2 inventors (with patents filed for the assignee):
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Rangine Corporation. Retrieved from https://idiyas.com/company/rangine
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]