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For the Inventor, By the Inventor

Warrenton, OR, United States of America

Ag-Bag Corporation

Calculating rank
USPTO Granted Patents = 17

Trademarks = 1

Forward Citations = 350

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15 inventors (with patents filed for the assignee):

goldMedal Larry R Inman (7 out of 23 patents)

silverMedal David H Rasmussen (6 out of 6 patents)

bronzeMedal Walter L Jay (5 out of 8 patents)

4.  Richard H Lee (4 out of 4 patents)

5.  William C Johnson (3 out of 8 patents)

6.  Mike Koskela (3 out of 6 patents)

7.  Steven R Cullen (2 out of 65 patents)

8.  Patrick S Welch (2 out of 2 patents)

9.  Eddie H Bailen (2 out of 3 patents)

10.  Ronald V Garvin (1 out of 5 patents)

11.  Michael H Koskela (1 out of 7 patents)

12.  Lester B Merrill (1 out of 1 patent)

13.  Louis C Fletcher, Jr (1 out of 1 patent)

14.  Price L Policky (1 out of 1 patent)

15.  David J Cundall (1 out of 1 patent)


17 patents:

1. 5421144 - Bale sheathing method and apparatus (1995-06-06),
2. 5419102 - Grain bagging machine (1995-05-30),
3. 5398487 - Bale bagging machine (1995-03-21),
4. 5385002 - Sheathing apparatus (1995-01-31),
5. 5323591 - Bale sheathing method and apparatus (1994-06-28),
6. 5220772 - Bale sheathing method and apparatus (1993-06-22),
7. 5213143 - Steering and propulsion mechanism for agricultural field vehicle (1993-05-25),
8. 5159877 - Rotor arrangement for a bagging machine (1992-11-03),
9. 5140802 - Grain bagging machine and method (1992-08-25),
10. 4867736 - Agricultural storage bag folding apparatus and method (1989-09-19),
11. 4721503 - Agricultural storage bag folding apparatus and method (1988-01-26),
12. 4522615 - Method and apparatus for manufacturing an agricultural bag (1985-06-11),
13. 4502378 - Hydraulic reservoir for silage compression machines (1985-03-05),
14. 4424051 - Method and apparatus for manufacturing an agricultural bag (1984-01-03),
15. 4337805 - Agricultural bag loading apparatus (1982-07-06),
Company Overview
Ag-Bag Corporation, based in Warrenton, Oregon, specializes in innovative agricultural solutions, particularly in the field of forage storage and preservation. The company is renowned for its development of advanced bagging systems that enhance the efficiency and quality of silage storage, catering to the needs of farmers and agricultural businesses. With a focus on sustainability and productivity, Ag-Bag continues to contribute to the agricultural sector by providing effective tools that support better crop management and resource utilization.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

17 Patents

#1 in Warrenton, OR

#186 in Oregon

#18,913 in US

#35,974 in the World

Warrenton, OR (US)
Warrenton, OR, United States of America

Ag-Bag Corporation

Forward Citations = 350

15 inventors:

goldMedal Larry R Inman (7 out of 23 patents)

silverMedal David H Rasmussen (6 out of 6 patents)

bronzeMedal Walter L Jay (5 out of 8 patents)

4.  Richard H Lee (4 out of 4 patents)

5.  William C Johnson (3 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ag-Bag Corporation. Retrieved from https://idiyas.com/company/ag-bag

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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