For the Inventor, By the Inventor

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Portland, OR, United States of America

Oregon Tool, Inc.

USPTO Granted Patents = 12

EPO Patents = 5

Trademarks = 73

Forward Citations = 2

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18 inventors (with patents filed for the assignee):

Michael D Harfst (5 out of 18 patents)

Edgar A Dallas (4 out of 32 patents)

James Matthew Cunnington (3 out of 13 patents)

4. Jonathan Ziring (3 out of 8 patents)

5. Christopher David Seigneur (3 out of 23 patents)

6. Sam Hutsell (2 out of 10 patents)

7. Shaun Conley (2 out of 3 patents)

8. Erik Jensen (2 out of 5 patents)

9. Brandon Joel Marquardt (2 out of 2 patents)

10. Evan Pickett (1 out of 5 patents)

11. Roberto De Jesus Torres Delgado (1 out of 4 patents)

12. Noah Erickson (1 out of 3 patents)

13. Jason Carlson (1 out of 3 patents)

14. Eric M Burmester (1 out of 2 patents)

15. Patrick Sellars (1 out of 1 patent)

12 patents: Sort by Forward Citations

1. D1094051 - Cutting elements for a chainsaw chain (2025-09-23),

2. 12382853 - Clutched driveline for wings on flex wing cutter (2025-08-12),

3. 12365109 - Saw chain link with one or more oversized rivet holes (2025-07-22),

4. 12244256 - Noise limited power tools and equipment (2025-03-04),

5. 12041866 - Clutched driveline for wings on flex wing cutter (2024-07-23),

6. 11926070 - Targeted oil delivery for chain saw bars (2024-03-12),

7. 11632066 - Noise limited power tool (2023-04-18),

8. 11273573 - Saw chain link with one or more oversized rivet holes (2022-03-15),

9. 11247363 - Saw chain presets (2022-02-15),

10. 11090741 - High efficiency saw chain (2021-08-17),

11. 11075531 - Power tool activation control systems and methods (2021-07-27),

12. 10952372 - Regressive suspension spring system (2021-03-23),

Oregon Tool, Inc. is a leading manufacturer and distributor of high-quality power tools and equipment. With a strong focus on innovation and customer satisfaction, Oregon Tool is known for its durable and reliable products. From chainsaws to lawn mowers, Oregon Tool offers a wide range of products for professional and DIY users alike.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

12 Patents

#79 in Portland, OR

#261 in Oregon

#24,805 in US

#46,747 in the World

Portland, OR, United States of America

Oregon Tool, Inc.

Forward Citations = 2

18 inventors:

Michael D Harfst (5 out of 18 patents)

Edgar A Dallas (4 out of 32 patents)

James Matthew Cunnington (3 out of 13 patents)

4. Jonathan Ziring (3 out of 8 patents)

5. Christopher David Seigneur (3 out of 23 patents)

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