Sonja M. Hansen

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Carmichael, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Lead detection system for underground pipes
- Patent number 12,105,040
- Issue date Oct 1, 2024
- Electro Scan, Inc.
- Charles A. Hansen
- G01 - MEASURING TESTING
Information Patent Grant
Leak detection system for underground access chambers using conduct...
- Patent number 10,816,431
- Issue date Oct 27, 2020
- Electro Scan, Inc.
- Charles A. Hansen
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
LEAD DETECTION SYSTEM FOR UNDERGROUND PIPES
- Publication number 20240361266
- Publication date Oct 31, 2024
- Electro Scan, Inc.
- Charles A. Hansen
- G01 - MEASURING TESTING