James A Holmes (1 out of 14 patents)
Cecil E Holmes (1 out of 1 patent)
Company Badge
USPTO Data Jan 1 1976 - Nov 3 2026
1 Patents
#3 in Hudson, IA
#898 in Iowa
#137,062 in US
Holmes & Holmes, Ltd.
Forward Citations = 2
2 inventors:
Hudson, IA, United States of America
Holmes & Holmes, Ltd.
Calculating rank
% Expired Patents = 100.0
Trademarks = 2
Forward Citations = 2
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2 inventors (with patents filed for the assignee):
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Holmes & Holmes, Ltd.. Retrieved from https://idiyas.com/company/holmes-and-holmes
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]