Trademarks = 4

Forward Citations = 197

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8 inventors (with patents filed for the assignee):

Gordon M Melby (3 out of 6 patents)

John P Nicholson (3 out of 5 patents)

Steve J McHenry (2 out of 2 patents)

4. Paul C Freeberg (2 out of 43 patents)

5. Timothy J Nicholson (2 out of 6 patents)

6. James L Blesener (1 out of 1 patent)

7. Eugene H Luoma (1 out of 12 patents)

8. Paul Cobian (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 6750829 - Outdoor changeable message sign (2004-06-15),

2. 6414650 - Sign system with field changeable screen size and message (2002-07-02),

3. 6150996 - Changeable message sign system with reconfigurable sign screen (2000-11-21),

4. 5850579 - Pan/tilt support with concentric drive shafts (1998-12-15),

Addco, Inc. is a leading manufacturing company specializing in high-quality automotive suspension products. With over 50 years of experience, Addco offers a wide range of sway bars, suspension components, and accessories for both classic and modern vehicles. Their advanced engineering techniques and innovative designs have made them a trusted name in the automotive industry.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

4 Patents

#183 in Saint Paul, MN

#1,612 in Minnesota

#59,078 in US

Saint Paul, MN, United States of America

Addco, Inc.