Xiongwu Xia (1 out of 13 patents)
Company Badge
USPTO Data Jan 1 1976 - Oct 6 2026
1 Patents
#919 in Irvine, CA
#29,024 in California
#136,739 in US
Doug Norman, Interchange Corp.
Forward Citations = 151
1 inventor:
Irvine, CA, United States of America
Doug Norman, Interchange Corp.
% Expired Patents = 100.0
Forward Citations = 151
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1 inventor (with patents filed for the assignee):
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Doug Norman, Interchange Corp.. Retrieved from https://idiyas.com/company/doug-norman-interchange
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]