Forward Citations = 94

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2 inventors (with patents filed for the assignee):

Bertel S Nelson (8 out of 14 patents)

Woodrow D Nelson (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 5415595 - Differential gearing with phase adjustment (1995-05-16),

2. 4739671 - Tapered worm (1988-04-26),

3. 4644812 - Gear mechanism for brake adjustment (1987-02-24),

4. 4630497 - Tapered worm (1986-12-23),

5. 4582179 - Centrifugal brake assembly (1986-04-15),

6. 4555963 - Torque limit drive transmission (1985-12-03),

7. 4481842 - Torque limit drive transmission (1984-11-13),

8. 3945270 - Friction drive transmission (1976-03-23),

Company Overview

Wedgtrac Corporation is a leading provider of construction equipment and services. With a wide range of products including excavators, bulldozers, and cranes, Wedgtrac helps customers meet their construction needs efficiently and effectively. With a commitment to quality and innovation, Wedgtrac has established itself as a trusted partner in the construction industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

8 Patents

#40 in Rockford, IL

#1,699 in Illinois

#35,924 in US

Rockford, IL, United States of America

Wedgtrac Corporation

Forward Citations = 94

2 inventors:

Bertel S Nelson (8 out of 14 patents)

Woodrow D Nelson (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Wedgtrac Corporation. Retrieved from https://idiyas.com/company/wedgtrac

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]