For the Inventor, By the Inventor

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Lafayette, IN, United States of America

Landis+gyr, Inc.

USPTO Granted Patents = 107

% Expired Patents = 2.8

CIPO Patents = 1

EPO Patents = 20

Trademarks = 2

Forward Citations = 1,543

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56 inventors (with patents filed for the assignee):

John T Voisine (28 out of 44 patents)

Anibal Diego Ramirez (23 out of 26 patents)

Frank J Boudreau, Jr (8 out of 16 patents)

4. Ronald C Tate (8 out of 11 patents)

5. Warren Thomas Martin (8 out of 9 patents)

6. Gordon R Burns (6 out of 11 patents)

7. Byron J Slater (6 out of 10 patents)

8. Steven John Schamber (5 out of 7 patents)

9. Matt E Kraus (5 out of 6 patents)

10. Matthew Eric Kraus (5 out of 12 patents)

11. Bruce Everett Randall (5 out of 9 patents)

12. David Schamber (4 out of 6 patents)

13. Mark David Minich (4 out of 5 patents)

14. Michael Anderson (4 out of 4 patents)

15. John P Junker (4 out of 8 patents)

Core Competencies:

Data Preservation

Power Loss Recovery

Tampering Detection

Harmonic Filtering

Temperature Sensing

Winding Resistance

Compressed Data Logging

Hot Socket Detection

Magnetic Tampering

Electrical Service Disconnect

Wireless Pulse Output

Seismic Detection

107 patents: Sort by Forward Citations

1. 12747974 - Throughflow measuring device having a housing and measuring insert (2026-09-29),

2. 11313905 - Device and method for data preservation and power loss recovery in an electric meter (2022-04-26),

3. 11275123 - System and method for electric meter outage time detection (2022-03-15),

4. 10955491 - Method for detecting a meter maintenance condition using winding resistance (2021-03-23),

5. 10816580 - Electric meter contact arc detector employing dual-purposed inductive components (2020-10-27),

6. 10816578 - System and method for filtering harmonic frequencies in an electrical energy meter (2020-10-27),

7. 10788542 - Detection of deteriorated electrical connections in a meter using temperature sensing and time variable thresholds (2020-09-29),

8. 10712386 - Device and method for data preservation and power loss recovery in an electric meter (2020-07-14),

9. 10578659 - Method and system for hot socket detection and tampering detection in a utility meter (2020-03-03),

10. 10527704 - Detection of deteriorated electrical connections in a meter using adjusted temperature sensing (2020-01-07),

11. 10502771 - Detecting current measurement tampering by current transformer parallel impedance (2019-12-10),

12. 10495676 - Utility meter having compressed data logging (2019-12-03),

13. 10488440 - Cover removal switch having lever-arm (2019-11-26),

14. 10468208 - Method and arrangement for electrical service disconnect (2019-11-05),

15. 10466285 - Utility meter having data logging with power loss recovery (2019-11-05),

Company Overview

Landis+Gyr, Inc. is a leading provider of utility meter technology, specializing in advanced solutions for energy and water management. Headquartered in Lafayette, IN, the company focuses on enhancing utility operations through innovative technologies such as data preservation, power loss recovery, and tampering detection. Their expertise extends to harmonic filtering, temperature sensing, and compressed data logging, ensuring utilities can efficiently monitor and manage resources while improving service reliability and operational efficiency.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

107 Patents

#2 in Lafayette, IN

#66 in Indiana

#3,569 in US

#7,342 in the World

Lafayette, IN, United States of America

Landis+gyr, Inc.

Forward Citations = 1,543

56 inventors:

John T Voisine (28 out of 44 patents)

Anibal Diego Ramirez (23 out of 26 patents)

Frank J Boudreau, Jr (8 out of 16 patents)

4. Ronald C Tate (8 out of 11 patents)

5. Warren Thomas Martin (8 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Landis+gyr, Inc.. Retrieved from https://idiyas.com/company/landis-plus-gyr

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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