For the Inventor, By the Inventor

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Kearney, NE, United States of America

Coleman Powermate, Inc.

USPTO Granted Patents = 42

% Expired Patents = 9.5

Trademarks = 5

Forward Citations = 1,239

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41 inventors (with patents filed for the assignee):

Tom Graber (14 out of 17 patents)

Harold C Scott (13 out of 24 patents)

Kenneth M Frank (10 out of 10 patents)

4. Gary Grossman (8 out of 22 patents)

5. William J Anderson (8 out of 8 patents)

6. John E Kiely (8 out of 33 patents)

7. Mark R Matthew (7 out of 7 patents)

8. David McCoy (7 out of 7 patents)

9. Richard Hawkes (7 out of 7 patents)

10. Keith C Kristiansen (7 out of 37 patents)

11. Thomas C Vandyk (7 out of 7 patents)

12. Paul Joseph Klimek (6 out of 11 patents)

13. Timothy W Burford (5 out of 7 patents)

14. Chiping Sun (5 out of 5 patents)

15. Kandarp I Pandya (5 out of 5 patents)

Core Competencies:

Air Compressor

Portable Electric Power Source

Generator System

Throttle Control

Multimode Power Converter

Pressure Washer

Docking Assembly

Energy Conversion System

Electromagnetic Apparatus

Detachable Air Compressor Unit

Small Engine Driven Generator

Light Weight Rotor

42 patents: Sort by Forward Citations

1. 6773237 - Air compressor workbench (2004-08-10),

2. 6695235 - Foldable power washer (2004-02-24),

3. 6688859 - Fastener mounting arrangement (2004-02-10),

4. 6534958 - System that supplies electrical power and compressed air with throttle control (2003-03-18),

5. 6530760 - Air compressor (2003-03-11),

6. D466527 - Air compressor (2002-12-04),

7. 6488059 - Docking assembly of a pressurized-gas canister assembly with a manifold assembly (2002-12-03),

8. 6485269 - Detachable air compressor unit and system (2002-11-26),

9. D462819 - Air compressor work table (2002-09-11),

10. D462495 - Air compressor work table (2002-09-04),

11. 6441522 - Electromagnetic apparatus employing high permeability low conductivity element (2002-08-27),

12. 6414400 - Small engine driven generator (2002-07-02),

13. 6406270 - Fuel tank and belt guard arrangement for compressor (2002-06-18),

14. D455761 - Compressor (2002-04-17),

15. D455398 - Portable electric power source (2002-04-10),

Coleman Powermate, Inc. is a leading manufacturer of portable generators, air compressors, water pumps, and other outdoor power equipment. With a history dating back to 1859, Coleman Powermate has established itself as a trusted brand providing reliable and efficient solutions for both home and professional use. Their wide range of products caters to various power needs, ensuring convenience and comfort even in remote locations. Visit their website to explore their extensive product offerings and find the perfect power solution for your needs.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

42 Patents

#2 in Kearney, NE

#25 in Nebraska

#8,248 in US

#16,326 in the World

Kearney, NE, United States of America

Coleman Powermate, Inc.

Forward Citations = 1,239

41 inventors:

Tom Graber (14 out of 17 patents)

Harold C Scott (13 out of 24 patents)

Kenneth M Frank (10 out of 10 patents)

4. Gary Grossman (8 out of 22 patents)

5. William J Anderson (8 out of 8 patents)

Please report any incorrect information to [email protected]

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