John F Castagna (1 out of 16 patents)
Company Badge
USPTO Data Jan 1 1976 - Oct 27 2026
1 Patents
#9 in Milford, PA
#4,969 in Pennsylvania
#136,971 in US
Sparkomaric Corporation
Forward Citations = 19
1 inventor:
Milford, PA, United States of America
Sparkomaric Corporation
Calculating rank
Forward Citations = 19
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1 inventor (with patents filed for the assignee):
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sparkomaric Corporation. Retrieved from https://idiyas.com/company/sparkomaric
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]