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Ames, IA, United States of America

Ag Leader Technology

USPTO Granted Patents = 57

EPO Patents = 1

Trademarks = 34

Forward Citations = 790

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58 inventors (with patents filed for the assignee):

Roger Zielke (18 out of 18 patents)

Scott Eichhorn (8 out of 8 patents)

Travis Campbell (5 out of 5 patents)

4. Douglas Gilbert (5 out of 5 patents)

5. Brett Johnson (5 out of 5 patents)

6. Barry Anderson (4 out of 4 patents)

7. Tony Woodcock (4 out of 4 patents)

8. Alan F Barry (4 out of 4 patents)

9. David Wilson (4 out of 4 patents)

10. Alex Hartogh (4 out of 4 patents)

11. Chad Fick (4 out of 4 patents)

12. Brett Buehler (4 out of 4 patents)

13. Kurt Townsend (3 out of 3 patents)

14. Logan Handsaker (3 out of 3 patents)

15. Jeff Westbrook (3 out of 3 patents)

Core Competencies:

Agricultural High Speed Row Unit

Adjustable Seed Meter

Harvesting System

Automated Navigation

Stalk Sensors

Fluid Application

Soil Sensors

Cross Track Error Calculation

Vehicle Guidance

Optical Tracking System

Crop Prediction

Inertial Navigation System

57 patents: Sort by Forward Citations

1. 12477973 - Agricultural high speed row unit (2025-11-25),

2. 12477972 - Adjustable seed meter and related systems and methods (2025-11-25),

3. 12414505 - Harvesting system for row-by-row control of a harvester (2025-09-16),

4. 12408589 - Agricultural systems having stalk sensors and data visualization systems and related devices and methods (2025-09-09),

5. 12403950 - Automatic steering systems and methods (2025-09-02),

6. 12353210 - Apparatus, systems and methods for automated navigation of agricultural equipment (2025-07-08),

7. 12268115 - Planter obstruction monitoring and associated devices and methods (2025-04-08),

8. 12144282 - Seed spacing device for an agricultural planter and related systems and methods (2024-11-19),

9. 11997939 - Controlled air pulse metering apparatus for an agricultural planter and related systems and methods (2024-06-04),

10. 11877530 - Agricultural vacuum and electrical generator devices, systems, and methods (2024-01-23),

11. 11790539 - Optical system for tracking the heading and position of an implement compared to the pulling tractor and other uses (2023-10-17),

12. 11785881 - Adjustable seed meter and related systems and methods (2023-10-17),

13. 11758848 - Devices, systems, and methods for sensing the cross-sectional area of stalks (2023-09-19),

14. 11758845 - Agricultural systems having stalk sensors and data visualization systems and related devices and methods (2023-09-19),

15. 11678607 - Apparatus, systems and methods for eliminating cross-track error (2023-06-20),

Ag Leader Technology is dedicated to providing innovative precision agriculture hardware and software solutions to help farmers maximize their crop yields. With a focus on data management and analysis, Ag Leader offers industry-leading products such as GPS-based guidance systems, yield monitoring sensors, and variable rate controllers. Their solutions empower farmers to make data-driven decisions and optimize their farming operations for greater efficiency and profitability.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

57 Patents

#5 in Ames, IA

#38 in Iowa

#6,031 in US

#12,145 in the World

Ames, IA, United States of America

Ag Leader Technology

Forward Citations = 790

58 inventors:

Roger Zielke (18 out of 18 patents)

Scott Eichhorn (8 out of 8 patents)

Travis Campbell (5 out of 5 patents)

4. Douglas Gilbert (5 out of 5 patents)

5. Brett Johnson (5 out of 5 patents)

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