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For the Inventor, By the Inventor

Vergennes, VT, United States of America

Simmonds Precision Products, Inc.


USPTO Granted Patents = 400

% Expired Patents = 5.3



Trademarks = 1

Forward Citations = 3,660

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241 inventors (with patents filed for the assignee):

goldMedal Radoslaw Romuald Zakrzewski (34 out of 37 patents)

silverMedal William B Spillman, Jr (30 out of 39 patents)

bronzeMedal Michael Anthony Lynch (27 out of 39 patents)

4.  Scott Robert Durkee (25 out of 29 patents)

5.  Peter J Carini (23 out of 24 patents)

6.  Eric Robert Bechhoefer (23 out of 25 patents)

7.  Travis Gang (22 out of 22 patents)

8.  David Henry Crowne (20 out of 20 patents)

9.  Lawrence Carl Maier (20 out of 21 patents)

10.  Martin Edwy Buttolph (13 out of 13 patents)

11.  Mokhtar M Sadok (13 out of 13 patents)

12.  Robbie William Hall (12 out of 12 patents)

13.  Bruce R Kline (12 out of 12 patents)

14.  Jason Graham (10 out of 19 patents)

15.  Robert Downing LaClair (10 out of 11 patents)


Core Competencies:
Laser Pulse Shape Detection
Fuel Quantity Measurement
MEMS Accelerometer Systems
Optical Sensors
Fluid Measurement Systems
Health Monitoring Systems
Distributed Sensing
Electronic Braking Arrangements
Proximity Sensors
Power Communication Systems
Coded Aperture Imaging
Vibration Signal Analysis

400 patents:

1. 12723718 - Structural health monitoring of cryogenic fuel tanks (2026-09-01),
2. 12710363 - THERMO-OPTIC COEFFICIENT MEASUREMENT SYSTEMS (2026-08-18),
3. 12704428 - Sensors for measuring pressure and temperature (2026-08-11),
4. 12650339 - Sensors for measuring pressure and temperature (2026-06-09),
5. 12644673 - Imaging systems for moving platforms (2026-06-02),
6. 12618647 - Laser pulse shape detection using frequency characterization (2026-05-05),
7. 12613114 - Sensor systems and dongles therefor (2026-04-28),
8. 12553758 - Fluid quantity sensor systems (2026-02-17),
9. 12553757 - Systems and methods for fuel quantity measurement (2026-02-17),
10. 12538428 - Electrical circuit board assemblies (2026-01-27),
11. 12487248 - MEMS accelerometer systems (2025-12-02),
12. 12477947 - Powering sensor packages in moving platforms (2025-11-18),
13. 12474146 - High speed actuation systems (2025-11-18),
14. 12341451 - Disturbance compensating electric actuator position and speed controller (2025-06-24),
15. 12339153 - Optical fabry-perot based liquid level sensors (2025-06-24),
Simmonds Precision Products, Inc., based in Vergennes, Vermont, specializes in advanced sensor systems that enhance measurement and monitoring capabilities across various applications. The company focuses on technologies such as laser pulse shape detection, fuel quantity measurement, and MEMS accelerometer systems. Simmonds also develops optical sensors and fluid measurement systems, contributing to health monitoring and distributed sensing solutions. Their innovations play a critical role in electronic braking arrangements and other high-performance systems.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

400 Patents

#1 in Vergennes, VT

#2 in Vermont

#1,166 in US

#2,328 in the World

Vergennes, VT (US)
Vergennes, VT, United States of America

Simmonds Precision Products, Inc.

Forward Citations = 3,660

241 inventors:

goldMedal Radoslaw Romuald Zakrzewski (34 out of 37 patents)

silverMedal William B Spillman, Jr (30 out of 39 patents)

bronzeMedal Michael Anthony Lynch (27 out of 39 patents)

4.  Scott Robert Durkee (25 out of 29 patents)

5.  Peter J Carini (23 out of 24 patents)

Please report any incorrect information to [email protected]
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