Frances S Ligler (1 out of 38 patents)
James P Whelan (1 out of 3 patents)
Company Badge
USPTO Data Jan 1 1976 - Oct 27 2026
1 Patents
#60 in Rancho Cucamonga, CA
#29,064 in California
#136,971 in US
U.S. Drug Testing, Inc.
Forward Citations = 32
2 inventors:
Rancho Cucamonga, CA, United States of America
U.S. Drug Testing, Inc.
Calculating rank
Forward Citations = 32
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2 inventors (with patents filed for the assignee):
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: U.S. Drug Testing, Inc.. Retrieved from https://idiyas.com/company/u-s-drug-testing
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]