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For the Inventor, By the Inventor

Lexington, NE, United States of America

Orthman Manufacturing, Inc.

Calculating rank
USPTO Granted Patents = 17

Trademarks = 5

Forward Citations = 413

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7 inventors (with patents filed for the assignee):

goldMedal Henry K Orthman (11 out of 12 patents)

silverMedal Michael E Frasier (3 out of 3 patents)

bronzeMedal Stephen L Wahls (2 out of 6 patents)

4.  Wendell Keith Vardeman (1 out of 3 patents)

5.  Raymond Dean Vardeman (1 out of 3 patents)

6.  Jay Stombaugh (1 out of 1 patent)

7.  Wendell D Vardeman (1 out of 1 patent)


17 patents:

1. 6076613 - Forwardly-folding agricultural implement (2000-06-20),
2. 5664632 - Quick hitch guidance device (1997-09-09),
3. 5542190 - Bifold field marker (1996-08-06),
4. 5511623 - Quick hitch guidance device (1996-04-30),
5. 5408756 - Bifold field marker (1995-04-25),
6. 5307611 - Vehicle steering control system (1994-05-03),
7. 5207739 - Collapsible guide rod assembly for a tractor guidance system (1993-05-04),
8. 4588033 - Cotton root cutter and shredder (1986-05-13),
9. 4519623 - Tractor front end hitch (1985-05-28),
10. 4453601 - 180.degree. Folding tool bar (1984-06-12),
11. 4228860 - Apparatus for synchronizing the steering disc and row follower means of (1980-10-21),
12. 4184551 - Steering device for row crop cultivator (1980-01-22),
13. 4102406 - Ground conditioning device and method of conditioning soil (1978-07-25),
14. 4074766 - Floating folding tool bar having a lock means (1978-02-21),
15. 4065013 - Forklift attachment for moving three-point mounted equipment (1977-12-27),
Company Overview
Orthman Manufacturing, Inc. is a prominent player in the agricultural equipment sector, specializing in the design and production of innovative solutions for farming operations. The company is known for its advanced tillage, planting, and precision agriculture technologies, aimed at enhancing productivity and efficiency in crop production. Headquartered in Lexington, Nebraska, Orthman focuses on delivering high-quality machinery and equipment that meet the evolving needs of farmers, contributing to sustainable agricultural practices.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

17 Patents

#1 in Lexington, NE

#55 in Nebraska

#18,914 in US

#35,987 in the World

Lexington, NE (US)
Lexington, NE, United States of America

Orthman Manufacturing, Inc.

Forward Citations = 413

7 inventors:

goldMedal Henry K Orthman (11 out of 12 patents)

silverMedal Michael E Frasier (3 out of 3 patents)

bronzeMedal Stephen L Wahls (2 out of 6 patents)

4.  Wendell Keith Vardeman (1 out of 3 patents)

5.  Raymond Dean Vardeman (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Orthman Manufacturing, Inc.. Retrieved from https://idiyas.com/company/orthman-manufacturing

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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