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For the Inventor, By the Inventor

Assumption, IL, United States of America

Gsi Group Corporation


USPTO Granted Patents = 166

% Expired Patents = 35.5



Trademarks = 24

Forward Citations = 1,518

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186 inventors (with patents filed for the assignee):

goldMedal Jonathan S Ehrmann (26 out of 48 patents)

silverMedal Donald Victor Smart (16 out of 38 patents)

bronzeMedal James J Cordingley (15 out of 31 patents)

4.  Shepard D Johnson (14 out of 20 patents)

5.  Donald J Svetkoff (14 out of 40 patents)

6.  Bo Gu (11 out of 14 patents)

7.  Eugene B Pollock (11 out of 23 patents)

8.  Joohan Lee (10 out of 13 patents)

9.  William G Thorburn (8 out of 14 patents)

10.  Benoit R Laberge (7 out of 7 patents)

11.  Yvon Gaudreau (7 out of 7 patents)

12.  David C Brown (7 out of 22 patents)

13.  David M Filgas (6 out of 39 patents)

14.  Adam A Weiss (6 out of 6 patents)

15.  Joseph V Lento (6 out of 8 patents)


Core Competencies:
Grain Dryer
Animal House Climate Control
Laser Processing
Pneumatic Grain Conveying
Animal Feeder
Livestock Feed Tank
Ventilation Fan
Modular Unloader
Grain Bin
Heat Reclamation
Bypass Air Control
Feed Bin Monitoring

166 patents:

1. 12742461 - Cantilever butterfly shutter door closer (2026-09-22),
2. 12693302 - System including autonomous particulate probe assembly, and related methods and computer-readable medium (2026-07-28),
3. 12643736 - Storage container lid assembly and related methods and systems (2026-06-02),
4. 12593818 - Unloading auger (2026-04-07),
5. 12584688 - Grain dryer with directional containment baffles (2026-03-24),
6. 12535271 - Grain dryer with bypass air control (2026-01-27),
7. 12500812 - Hardware agnostic systems for converting source signals of agricultural equipment to structured signals for communication over computer networks (2025-12-16),
8. 12429282 - Grain dryer with bypass air control (2025-09-30),
9. 12398726 - Fan casing with defined belt pocket (2025-08-26),
10. 12342788 - Constant speed strap drive control unit (2025-07-01),
11. 12305664 - Fan mounting system (2025-05-20),
12. 11768010 - Configurable animal house ceiling vent (2023-09-26),
13. 11766023 - Livestock feed tank with modular unloader (2023-09-26),
14. 11737422 - Animal house ceiling vent seal (2023-08-29),
15. 11690351 - Ventilation fan with synchronous butterfly shutter for animal building (2023-07-04),
Gsi Group Corporation, based in Assumption, Illinois, specializes in agricultural technology, focusing on innovative solutions for grain handling and livestock management. The company develops and manufactures a range of products, including grain dryers, animal house climate control systems, and pneumatic grain conveying equipment. Gsi Group is dedicated to enhancing agricultural efficiency and productivity through advanced technologies such as laser processing and modular unloading systems, catering to the needs of modern farming operations.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Gsi Group Corporation
166 Patents

#1 in Assumption, IL

#148 in Illinois

#2,398 in US

#4,964 in the World

Assumption, IL (US)
Assumption, IL, United States of America

Gsi Group Corporation

Forward Citations = 1,518

186 inventors:

goldMedal Jonathan S Ehrmann (26 out of 48 patents)

silverMedal Donald Victor Smart (16 out of 38 patents)

bronzeMedal James J Cordingley (15 out of 31 patents)

4.  Shepard D Johnson (14 out of 20 patents)

5.  Donald J Svetkoff (14 out of 40 patents)

Please report any incorrect information to [email protected]
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