For the Inventor, By the Inventor

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Oskaloosa, IA, United States of America

Intraco, Inc.

USPTO Granted Patents = 19

Trademarks = 12

Forward Citations = 115

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12 inventors (with patents filed for the assignee):

Robert D Jones (8 out of 12 patents)

Millard Manley Williams (5 out of 6 patents)

Larry J Van Zee (4 out of 5 patents)

4. Eric L Nicholson (2 out of 4 patents)

5. Thomas W Arndt (2 out of 2 patents)

6. Jerry L Hall (2 out of 2 patents)

7. Benjamin O Hall (2 out of 2 patents)

8. Frank E Hayward (1 out of 1 patent)

9. Ben O Hall (1 out of 1 patent)

10. Millard N Williams (1 out of 1 patent)

11. Robert K Foust (1 out of 5 patents)

12. John Adair (1 out of 1 patent)

19 patents: Sort by Forward Citations

1. 12280960 - Sprocket tooth cap, sprocket assembly, and conveyor system (2025-04-21),

2. 11821567 - Cleaning assembly for a tubular drag conveyor (2023-11-21),

3. 11512805 - Cleaning assembly for a tubular drag conveyor (2022-11-29),

4. 10329095 - Cable connector for tubular conveyor systems (2019-06-25),

5. 9302854 - Outlet valve for a cable conveyor (2016-04-05),

6. 9132965 - Idler control system for a cable conveyor (2015-09-15),

7. 7267218 - Cable conveyer with bearings (2007-09-11),

8. 5205416 - Feed hopper having outlet slots that reduce material shearing and are (1993-04-27),

9. 5097797 - Poultry feeder (1992-03-24),

10. 4395973 - Cable hold-down apparatus (1983-08-02),

11. 4391361 - Hold-down apparatus for cable conveyors (1983-07-05),

12. 4243193 - Clamp (1981-01-06),

13. 4195725 - Drive unit for cable conveyor (1980-04-01),

14. 4180136 - Weight actuated feed drop apparatus (1979-12-25),

15. 4130223 - Feed level monitor and control apparatus (1978-12-19),

Intraco, Inc. is a leading provider of construction services, specializing in site development, infrastructure, and land improvement projects. With over 30 years of experience, we have built a reputation for quality workmanship, on-time delivery, and cost-effective solutions. Our team of skilled professionals is dedicated to exceeding our clients' expectations and delivering exceptional results on every project.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

19 Patents

#2 in Oskaloosa, IA

#93 in Iowa

#16,628 in US

#31,713 in the World

Oskaloosa, IA, United States of America

Intraco, Inc.

Forward Citations = 115

12 inventors:

Robert D Jones (8 out of 12 patents)

Millard Manley Williams (5 out of 6 patents)

Larry J Van Zee (4 out of 5 patents)

4. Eric L Nicholson (2 out of 4 patents)

5. Thomas W Arndt (2 out of 2 patents)

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