David E Blackmer (2 out of 17 patents)
Aleksey S Khenkin (2 out of 4 patents)
Company Badge
USPTO Data Jan 1 1976 - Oct 20 2026
2 Patents
#18 in Milford, NH
#634 in New Hampshire
#94,905 in US
Earthworks, Inc.
Forward Citations = 6
2 inventors:
Milford, NH, United States of America
Earthworks, Inc.
% Expired Patents = 50.0
Trademarks = 9
Forward Citations = 6
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2 inventors (with patents filed for the assignee):
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Earthworks, Inc.. Retrieved from https://idiyas.com/company/earthworks
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]