% Expired Patents = 21.4

Trademarks = 2

Forward Citations = 342

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5 inventors (with patents filed for the assignee):

John H Westerbeke, Jr (10 out of 18 patents)

Alain A Mabru (3 out of 4 patents)

Erik S Larson (2 out of 6 patents)

4. Allen K Swanson (1 out of 1 patent)

5. Kenneth A Stevens (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 11486298 - Small diesel engine-load set (2022-11-01),

2. 11306652 - Small diesel engine-generator set (2022-04-19),

3. 6799422 - Emissions control (2004-10-05),

4. 6705267 - Combustion engines (2004-03-16),

5. 6655341 - Oil sump for vertically shafted engines (2003-12-02),

6. 6624533 - Controlling generator power (2003-09-23),

7. 6579137 - Marine outboard electrical generator and assembly method (2003-06-17),

8. 6435925 - Marine electrical generator (2002-08-20),

9. 6309268 - Marine outboard electrical generator and assembly method (2001-10-30),

10. 6116374 - Molded sound enclosure, and methods of making same (2000-09-12),

11. 5954016 - Engine cooling method and device (1999-09-21),

12. 5929394 - Sound enclosure (1999-07-27),

13. 5125378 - Cooling system for an enclosed heat source (1992-06-30),

14. 5014660 - Cooling system for an enclosed heat source (1991-05-14),

Company Overview

Westerbeke Corporation, headquartered in Taunton, Massachusetts, specializes in the development and manufacturing of marine generators, engines, and related products. The company is recognized for its commitment to quality and innovation in the marine industry, providing reliable power solutions for recreational and commercial vessels. Westerbeke's expertise extends to advanced engineering and design, ensuring their products meet the diverse needs of boaters and marine professionals worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

14 Patents

#4 in Taunton, MA

#1,362 in Massachusetts

#22,319 in US

#42,249 in the World

Taunton, MA, United States of America

Westerbeke Corporation

Forward Citations = 342

5 inventors:

John H Westerbeke, Jr (10 out of 18 patents)

Alain A Mabru (3 out of 4 patents)

Erik S Larson (2 out of 6 patents)

4. Allen K Swanson (1 out of 1 patent)

5. Kenneth A Stevens (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Westerbeke Corporation. Retrieved from https://idiyas.com/company/westerbeke

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]