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USPTO Data Jan 1 1976 - Oct 13 2026
1 Patents
#66 in Walnut Creek, CA
#29,047 in California
#136,844 in US
Zehntel Incorporation
Forward Citations = 14
5 inventors:
Walnut Creek, CA, United States of America
Zehntel Incorporation
Forward Citations = 14
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5 inventors (with patents filed for the assignee):
Robert G Jacobson (1 out of 3 patents)
Chang H Kim (1 out of 1 patent)
Harvey B Crisler (1 out of 1 patent)
4. Frederick E Warren (1 out of 1 patent)
5. Edward C Llewellyn (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Zehntel Incorporation. Retrieved from https://idiyas.com/company/zehntel-in
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]