Company Badge
USPTO Data Jan 1 1976 - Oct 13 2026
3 Patents
#365 in Salt Lake City, UT
#988 in Utah
#73,860 in US
Efi Corporation
Forward Citations = 97
6 inventors:
Salt Lake City, UT, United States of America
Efi Corporation
Trademarks = 1
Forward Citations = 97
Loading Chart...
Loading Chart...
6 inventors (with patents filed for the assignee):
Perry N Law (1 out of 27 patents)
John M Wheeler (1 out of 2 patents)
Michael F Stringfellow (1 out of 1 patent)
4. George A Harris (1 out of 1 patent)
5. Carl M Rasmussen (1 out of 3 patents)
6. Howard C Cooper (1 out of 1 patent)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Efi Corporation. Retrieved from https://idiyas.com/company/efi
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]