Trademarks = 2

Forward Citations = 129

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4 inventors (with patents filed for the assignee):

Ronald H Langlie (14 out of 16 patents)

Jon A Berg (13 out of 13 patents)

David F Buelow (4 out of 4 patents)

4. Larry Emil Tiedemann (1 out of 27 patents)

14 patents: Sort by Forward Citations

1. 6296233 - Fence strand retainer clip for fence posts (2001-10-02),

2. 6131885 - Plastic, T-shaped fence post (2000-10-17),

3. D416859 - Insulator for the backside of a T-post (1999-11-23),

4. 5975501 - Fence strand retainer clip for fence posts (1999-11-02),

5. 5959255 - Insulator for chain link fence (1999-09-28),

6. 5794870 - Bag re-rolling apparatus (1998-08-18),

7. D391377 - Fence post cap insulator (1998-02-24),

8. D364011 - Stock prod (1995-11-07),

9. D347823 - Combined front panel and mount for an electric fence insulator (1994-06-14),

10. D331221 - Electric fence insulator (1992-11-24),

11. D330008 - Front panel for an electric fence insulator (1992-10-06),

12. 5032693 - Electric fence insulator with latching capability (1991-07-16),

13. 4965413 - Electric fence insulator with latching capability (1990-10-23),

14. 4883923 - Electric fence insulator for holding various conductor types, including (1989-11-28),

Company Overview

North Central Plastics, based in Ellendale, MN, specializes in the development and manufacturing of high-quality plastic products. The company focuses on providing innovative solutions for various industries, including automotive, medical, and consumer goods. With a commitment to precision engineering and advanced manufacturing techniques, North Central Plastics aims to meet the evolving needs of its clients while ensuring sustainability and efficiency in its operations.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

14 Patents

#1 in Ellendale, MN

#646 in Minnesota

#22,319 in US

#42,249 in the World

Ellendale, MN, United States of America

North Central Plastics

Forward Citations = 129

4 inventors:

Ronald H Langlie (14 out of 16 patents)

Jon A Berg (13 out of 13 patents)

David F Buelow (4 out of 4 patents)

4. Larry Emil Tiedemann (1 out of 27 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: North Central Plastics. Retrieved from https://idiyas.com/company/north-central-plastics

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]