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For the Inventor, By the Inventor

Windsor, Canada

Doben Limited


USPTO Granted Patents = 36

% Expired Patents = 11.1



Trademarks = 2

Forward Citations = 191

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38 inventors (with patents filed for the assignee):

goldMedal Larry F Koscielski (9 out of 14 patents)

silverMedal David M Simone (7 out of 7 patents)

bronzeMedal Matt Branoff (5 out of 5 patents)

4.  Eric Michaud (5 out of 6 patents)

5.  Darcey D Renaud (4 out of 4 patents)

6.  Daniel Martin Cabanaw (4 out of 4 patents)

7.  Daniel Peter Vanderzwet (4 out of 6 patents)

8.  Peter Tenzer (3 out of 3 patents)

9.  Philip W Brown (3 out of 3 patents)

10.  Eric Michaud (3 out of 3 patents)

11.  Gregory I Heuchan (2 out of 2 patents)

12.  Zygmunt Baran (2 out of 3 patents)

13.  Dan Vanderzwet (2 out of 2 patents)

14.  Gerald Mills (2 out of 2 patents)

15.  Robert J Roddy (2 out of 2 patents)


Core Competencies:
Fastener Installation
Robotic Welding
Pressure Intensification
Resistance Welding
Welding Electrode
Cold Spray
Welding Fixture
Weld Gun
Pneumatic Drive
Workpiece Conveyor
Welding Cylinder
Production Welding

36 patents:

1. 12760749 - Hydraulic cylinder and system with pressure intensification (2026-10-13),
2. 12521787 - Self-piercing clinch fastener installation press (2026-01-13),
3. 12472589 - System and method with floating welder for high rate production welding (2025-11-18),
4. 12416316 - Hydraulic cylinder and system with pressure intensification (2025-09-16),
5. 12290890 - Automated floating insertion tool for push-in fasteners (2025-05-06),
6. 12285816 - Integrated electrode maintenance for robotic welding cell (2025-04-29),
7. 12234853 - Nut feeder and installation machine (2025-02-25),
8. 11945041 - Integrated electrode maintenance for robotic welding cell including cap extractor (2024-04-02),
9. 11883908 - System and method with floating welder for high rate production welding (2024-01-30),
10. 11858058 - Integrated electrode maintenance for robotic welding cell including weld cap dispenser (2024-01-02),
11. 11305948 - Magnetic workpiece conveyor for robotic welding cell (2022-04-19),
12. 10471549 - System and method with floating welder for high rate production welding (2019-11-12),
13. 10159995 - Multi-passage heater assembly (2018-12-25),
14. 10092973 - Welder with indirect sensing of weld fastener position (2018-10-09),
15. 9895775 - System and method with drag conveyor for high rate production welding (2018-02-20),
Company Overview
Doben Limited is a technology-driven company based in Windsor, California, specializing in advanced engineering solutions. The organization focuses on developing innovative products and services across various sectors, including automotive engineering and industrial automation. With a commitment to research and development, Doben Limited aims to enhance operational efficiency and drive technological advancements. The company leverages its expertise to address complex challenges and deliver high-quality solutions tailored to meet the evolving needs of its clients.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

36 Patents

#3 in Windsor

#376 in Canada

#18,730 in the World

Windsor, CA
Windsor, Canada

Doben Limited

Forward Citations = 191

38 inventors:

goldMedal Larry F Koscielski (9 out of 14 patents)

silverMedal David M Simone (7 out of 7 patents)

bronzeMedal Matt Branoff (5 out of 5 patents)

4.  Eric Michaud (5 out of 6 patents)

5.  Darcey D Renaud (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Doben Limited. Retrieved from https://idiyas.com/company/doben

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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