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For the Inventor, By the Inventor

Seattle, WA, United States of America

Nicholson Manufacturing Company

Calculating rank
USPTO Granted Patents = 16

Trademarks = 4

Forward Citations = 149

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12 inventors (with patents filed for the assignee):

goldMedal Robert T Ackerman (6 out of 6 patents)

silverMedal Bret A Simpson (3 out of 6 patents)

bronzeMedal Burk R Kube (2 out of 3 patents)

4.  Marek S Cholewczynski (2 out of 2 patents)

5.  John M Gombos (2 out of 16 patents)

6.  Adam C Bird (2 out of 2 patents)

7.  Thomas W Nicholson (2 out of 2 patents)

8.  James A Whitehouse (1 out of 3 patents)

9.  Bernhard H R Streblow (1 out of 1 patent)

10.  George B Simpson (1 out of 1 patent)

11.  Ray B Jorgensen (1 out of 4 patents)

12.  Paul Wyatt (1 out of 1 patent)


16 patents:

1. 6422277 - Feed rolls with replaceable flute elements (2002-07-23),
2. 6279441 - System and apparatus for cutting logs into shorter lengths (2001-08-28),
3. 6253813 - Feed rolls with replaceable flute elements (2001-07-03),
4. 6016731 - Recompacted hay bale cutting and stacking system (2000-01-25),
5. 5927625 - Hay cutting machine (1999-07-27),
6. 5887504 - Recompacted hay bale cutting and stacking system (1999-03-30),
7. 5659939 - Positioning system for supporting structural components during assembly (1997-08-26),
8. 5472027 - Log bark slitting machine (1995-12-05),
9. 5117881 - Pressure control system for ring debarkers with rotary cutters (1992-06-02),
10. 5070919 - Rotary cutters for ring debarkers (1991-12-10),
11. 4844201 - Recirculating oil lubrication system for rotary ring log barkers (1989-07-04),
12. 4653559 - Forwardly-projecting debarking tool barker arm (1987-03-31),
13. 4566371 - Variable pneumatic pressure force-transmitting mechanism (1986-01-28),
14. 4236554 - Land clearing machine (1980-12-02),
15. 4077450 - Rotary drum wastewood chipper (1978-03-07),
Company Overview
Nicholson Manufacturing Company, based in Seattle, WA, specializes in the design and production of high-quality industrial tools and equipment. The company is known for its innovative solutions in the manufacturing sector, focusing on enhancing productivity and efficiency through advanced engineering practices. With a commitment to quality and precision, Nicholson serves a diverse range of industries, providing tools that meet the evolving needs of professionals in various fields.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

16 Patents

#122 in Seattle, WA

#436 in Washington

#19,944 in US

#37,887 in the World

Seattle, WA (US)
Seattle, WA, United States of America

Nicholson Manufacturing Company

Forward Citations = 149

12 inventors:

goldMedal Robert T Ackerman (6 out of 6 patents)

silverMedal Bret A Simpson (3 out of 6 patents)

bronzeMedal Burk R Kube (2 out of 3 patents)

4.  Marek S Cholewczynski (2 out of 2 patents)

5.  John M Gombos (2 out of 16 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nicholson Manufacturing Company. Retrieved from https://idiyas.com/company/nicholson-manufacturing-company

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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