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Maple Grove, MN, United States of America

Great River Energy

USPTO Granted Patents = 11

Trademarks = 3

Forward Citations = 122

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19 inventors (with patents filed for the assignee):

Mark A Ness (9 out of 9 patents)

Matthew P Coughlin (8 out of 8 patents)

John M Wheeldon (6 out of 6 patents)

4. Nenad Sarunac (5 out of 6 patents)

5. Edward Kenneth Levy (5 out of 22 patents)

6. Charles W Bullinger (4 out of 4 patents)

7. Richard S Weinstein (3 out of 4 patents)

8. Jared D Pozarnsky (2 out of 2 patents)

9. Dennis R James (2 out of 2 patents)

10. Adam M Johnson (2 out of 2 patents)

11. Joseph D Flath (1 out of 1 patent)

12. Jeffrey A Jacobchick (1 out of 1 patent)

13. Rodney N Swanson (1 out of 1 patent)

14. Cory A Koppang (1 out of 1 patent)

15. Lyle K Lelm (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 9797598 - Method for controlling gaseous mercury emission between two or more coal-fired combustion units (2017-10-24),

2. 9657943 - Method and system for reheating flue gas using waste heat to maintain dry chimney stack operation (2017-05-23),

3. 8651282 - Apparatus and method of separating and concentrating organic and/or non-organic material (2014-02-18),

4. 8579999 - Method of enhancing the quality of high-moisture materials using system heat sources (2013-11-12),

5. 8523963 - Apparatus for heat treatment of particulate materials (2013-09-03),

6. 8372185 - Apparatus and method of enhancing the quality of high-moisture materials and separating and concentrating organic and/or non-organic material contained therein (2013-02-12),

7. 8117764 - Control system for particulate material drying apparatus and process (2012-02-21),

8. 8062410 - Apparatus and method of enhancing the quality of high-moisture materials and separating and concentrating organic and/or non-organic material contained therein (2011-11-22),

9. 7987613 - Control system for particulate material drying apparatus and process (2011-08-02),

10. 7540384 - Apparatus and method of separating and concentrating organic and/or non-organic material (2009-06-02),

11. 7275644 - Apparatus and method of separating and concentrating organic and/or non-organic material (2007-10-02),

Company Overview

Great River Energy is a leading electric utility cooperative based in Maple Grove, Minnesota, focused on providing reliable and affordable energy solutions. The organization specializes in the generation and transmission of electricity, emphasizing sustainable practices and renewable energy sources. Great River Energy is committed to innovation in energy technology, exploring advancements in grid management and energy efficiency to meet the evolving needs of its member-owners and the communities it serves across the Midwest.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

11 Patents

#21 in Maple Grove, MN

#786 in Minnesota

#27,514 in US

#51,761 in the World

Maple Grove, MN, United States of America

Great River Energy

Forward Citations = 122

19 inventors:

Mark A Ness (9 out of 9 patents)

Matthew P Coughlin (8 out of 8 patents)

John M Wheeldon (6 out of 6 patents)

4. Nenad Sarunac (5 out of 6 patents)

5. Edward Kenneth Levy (5 out of 22 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Great River Energy. Retrieved from https://idiyas.com/company/great-river-energy

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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