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Trademarks = 2

Forward Citations = 127

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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),

North Central Plastics is a leading manufacturer of high-quality plastic injection molded products. With over 20 years of experience, we specialize in custom solutions for industries such as automotive, consumer goods, and electronics. Our state-of-the-art facilities and dedicated team ensure superior quality and precision on every project.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

14 Patents

#1 in Ellendale, MN

#630 in Minnesota

#21,600 in US

#40,903 in the World

Ellendale, MN, United States of America

North Central Plastics

Forward Citations = 127

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)

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