Douglas G Hard (1 out of 7 patents)
Company Badge
USPTO Data Jan 1 1976 - Oct 27 2026
1 Patents
#157 in Huntsville, AL
#731 in Alabama
#136,971 in US
Hard Engineering, Inc.
Forward Citations = 7
1 inventor:
Huntsville, AL, United States of America
Hard Engineering, Inc.
Calculating rank
Forward Citations = 7
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1 inventor (with patents filed for the assignee):
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hard Engineering, Inc.. Retrieved from https://idiyas.com/company/hard-engineering
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]