Company Badge
USPTO Data Jan 1 1976 - Oct 27 2026
3 Patents
#95 in Burlington, MA
#3,965 in Massachusetts
#73,929 in US
Keystone Dental, Inc.
Forward Citations = 15
4 inventors:
Burlington, MA, United States of America
Keystone Dental, Inc.
Calculating rank
% Expired Patents = 33.3
EPO Patents = 3
Trademarks = 16
Forward Citations = 15
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4 inventors (with patents filed for the assignee):
Robert D Carter (1 out of 20 patents)
Stephen John Chu (1 out of 16 patents)
Jocelyn Huiping Tan-Chu (1 out of 10 patents)
4. Dale E Whipple (1 out of 19 patents)
5. Enrico Sandrini (3 patents)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Keystone Dental, Inc.. Retrieved from https://idiyas.com/company/keystone-dental
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]
3 patents (EPO):
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]