This inventor holds 4 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignee: Johnson Outdoors Inc.. Active years: 2010.
IDiyas Innovation Intelligence. (2026). Inventor Profile: David J Howells. Retrieved from https://idiyas.com/inventor/david-j-howells
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
USPTO Granted Patents = 4 (Patent Applications = 2)
% Patents Active = 75.0
EPO Patents = 1
Average Co-Inventor Count = 3.0
ph-index = 4
Forward Citations = 311(Granted Patents)
Company Filing History:
Years Active: 2010
Loading Chart...
Loading Chart...
4 patents (USPTO):Explore Patents
Profile summary based on public USPTO records.
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]
2 patents pending:
IDiyas Innovation Intelligence. (2026). Inventor Profile: David J Howells. Retrieved from https://idiyas.com/inventor/david-j-howells
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]
1 patent (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]
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]