Samuel David Hawkins (1 out of 2 patents)
Thomas Robert Hapner (1 out of 1 patent)
Company Badge
USPTO Data Jan 1 1976 - Nov 3 2026
1 Patents
#15 in Lebanon, OH
#5,268 in Ohio
#137,062 in US
Tube Fabrication Design, Inc.
Forward Citations = 4
2 inventors:
Lebanon, OH, United States of America
Tube Fabrication Design, Inc.
Calculating rank
% Expired Patents = 100.0
Forward Citations = 4
Loading Chart...
Loading Chart...
2 inventors (with patents filed for the assignee):
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tube Fabrication Design, Inc.. Retrieved from https://idiyas.com/company/tube-fabrication-design
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]