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For the Inventor, By the Inventor

Gloucester, MA, United States of America

Proteus Industries Inc.


USPTO Granted Patents = 36

% Expired Patents = 2.8



Trademarks = 3

Forward Citations = 157

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9 inventors (with patents filed for the assignee):

goldMedal Stephen D Kelleher (21 out of 30 patents)

silverMedal William R Fielding (16 out of 20 patents)

bronzeMedal Mark R Nicewonger (15 out of 15 patents)

4.  Peter G Williamson (14 out of 14 patents)

5.  Wayne S Saunders (11 out of 11 patents)

6.  Caitlyn Frost (1 out of 2 patents)

7.  Tommy K Yiu (1 out of 1 patent)

8.  John W Clove (1 out of 1 patent)

9.  Anh H Nguyen (1 out of 1 patent)


Core Competencies:
Fluid Measurement
Coolant Flow Sensors
Resistance Welding
Fluid Delivery
Protein Composition
Suction Force Transfer
Injectable Protein
Food Processing
Moisture Retention
Animal Muscle Protein
Drawback Valve Systems
Digital Control System

36 patents:

1. 12467778 - Method for managing information in liquid velocity measurement (2025-11-11),
2. 12221917 - Apparatus for delivery and retraction of fluids (2025-02-11),
3. 12214439 - Systems and methods for using coolant flow sensors to determine electrode loss in resistance welding (2025-02-04),
4. 12186823 - Controlling the flow of coolant to resistance welding electrodes (2025-01-07),
5. 11759882 - Repurposed robot motion for purging coolant from resistance welding electrodes (2023-09-19),
6. 11752568 - Fluid transfer of suction force between drawback apparatuses (2023-09-12),
7. 11674722 - Apparatus for delivery and retraction of fluids (2023-06-13),
8. 11516939 - Multi-function actuator drawback for resistance welding electrodes (2022-11-29),
9. 11213911 - Fluid transfer of suction force between drawback apparatuses (2022-01-04),
10. 10736339 - Functional protein derived from animal muscle tissue or mechanically deboned meat and method for making the same (2020-08-11),
11. 10717148 - Fluid transfer of suction force between drawback apparatuses (2020-07-21),
12. 10470479 - Functional protein derived from animal muscle tissue or mechanically deboned meat and method for making the same (2019-11-12),
13. 10375974 - Protein composition obtained from meat trimmings (2019-08-13),
14. 10307857 - Systems and methods for coolant drawback (2019-06-04),
15. 10292410 - Injectable protein product (2019-05-21),
Company Overview
Proteus Industries Inc., based in Gloucester, MA, specializes in advanced sensor technologies and innovative solutions for various industrial applications. The company focuses on developing high-performance sensors and systems that enhance operational efficiency and safety across multiple sectors, including marine, aerospace, and environmental monitoring. With a commitment to research and development, Proteus Industries aims to push the boundaries of sensor technology, providing reliable and precise data for critical decision-making.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Proteus Industries Inc. USPTO Patent Assignee Logo
36 Patents

#2 in Gloucester, MA

#561 in Massachusetts

#9,509 in US

#18,730 in the World

Gloucester, MA (US)
Gloucester, MA, United States of America

Proteus Industries Inc.

Forward Citations = 157

9 inventors:

goldMedal Stephen D Kelleher (21 out of 30 patents)

silverMedal William R Fielding (16 out of 20 patents)

bronzeMedal Mark R Nicewonger (15 out of 15 patents)

4.  Peter G Williamson (14 out of 14 patents)

5.  Wayne S Saunders (11 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Proteus Industries Inc.. Retrieved from https://idiyas.com/company/proteus-industries

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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