For the Inventor, By the Inventor

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Sacramento, CA, United States of America

Electro Scan, Inc.

Calculating rank

USPTO Granted Patents = 20

EPO Patents = 3

Forward Citations = 374

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29 inventors (with patents filed for the assignee):

Charles A Hansen (9 out of 9 patents)

Gerasimos D Danilatos (6 out of 6 patents)

Mark J Grabowski (4 out of 4 patents)

4. Matthew Campos (3 out of 3 patents)

5. Janine Mullinix (3 out of 3 patents)

6. Morgan Hansen (3 out of 3 patents)

7. Valeri Zaharie (3 out of 3 patents)

8. Sean T Blottie (2 out of 2 patents)

9. Cory T Peters (2 out of 2 patents)

10. Sonja M Hansen (2 out of 2 patents)

11. Bianca C Hansen (2 out of 2 patents)

12. Robert Jackson Harris (2 out of 3 patents)

13. James F Mancuso (2 out of 4 patents)

14. George C Lewis (2 out of 9 patents)

15. W Ralph Knowles (2 out of 6 patents)

20 patents: Sort by Forward Citations

1. 12730083 - Bend navigating insertion tool for pipes (2026-09-08),

2. 12385865 - Lead detection system for underground pipes (2025-08-12),

3. 12105040 - Lead detection system for underground pipes (2024-10-01),

4. 10816431 - Leak detection system for underground access chambers using conductivity (2020-10-27),

5. 10557772 - Multi-sensor inspection for identification of pressurized pipe defects that leak (2020-02-11),

6. 10451515 - Electric field expansion system for low voltage conductivity inspection (2019-10-22),

7. 9933329 - Multi-sensor inspection for identification of pressurized pipe defects that leak (2018-04-03),

8. 9304055 - System and method for identification of pipe defects that leak (2016-04-05),

9. 9143740 - Electro-scan integration into video pipe inspection vehicle (2015-09-22),

10. 5412211 - Environmental scanning electron microscope (1995-05-02),

11. 5362964 - Environmental scanning electron microscope (1994-11-08),

12. 5250808 - Integrated electron optical/differential pumping/imaging signal system (1993-10-05),

13. 5173776 - Apparatus and method for improving the signal-to-noise ratio of video (1992-12-22),

14. 4992662 - Multipurpose gaseous detector device for electron microscope (1991-02-12),

15. 4897545 - Electron detector for use in a gaseous environment (1990-01-30),

Company Overview

Electro Scan, Inc. is a technology company based in Sacramento, California, specializing in advanced inspection solutions for underground infrastructure. The company focuses on developing innovative technologies for assessing the condition of sewer and stormwater systems, utilizing proprietary methods to detect leaks and structural defects. By leveraging cutting-edge software and data analytics, Electro Scan aims to enhance the efficiency and reliability of municipal water management, contributing to improved environmental sustainability and public health.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

20 Patents

#12 in Sacramento, CA

#3,944 in California

#16,426 in US

#31,339 in the World

Sacramento, CA, United States of America

Electro Scan, Inc.

Forward Citations = 374

29 inventors:

Charles A Hansen (9 out of 9 patents)

Gerasimos D Danilatos (6 out of 6 patents)

Mark J Grabowski (4 out of 4 patents)

4. Matthew Campos (3 out of 3 patents)

5. Janine Mullinix (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Electro Scan, Inc.. Retrieved from https://idiyas.com/company/electro-scan

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]

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