For the Inventor, By the Inventor

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Schaumburg, IL, United States of America

Hendrickson USA, L.L.C.

USPTO Granted Patents = 1

Forward Citations = 0

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5 inventors (with patents filed for the assignee):

Jeffrey R Wittlinger (1 out of 14 patents)

Wyatt R Weekley (1 out of 3 patents)

David L Schaeffer (1 out of 4 patents)

4. Jay D White (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 12529404 - Slack adjuster assembly for drum braking systems (2026-01-20),

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USPTO Data Jan 1 1976 - Jan 20 2026

1 Patents

#89 in Schaumburg, IL

#6,109 in Illinois

#134,345 in US

Schaumburg, IL, United States of America

Hendrickson USA, L.L.C.

Forward Citations = 0

5 inventors:

Jeffrey R Wittlinger (1 out of 14 patents)

Wyatt R Weekley (1 out of 3 patents)

David L Schaeffer (1 out of 4 patents)

4. Jay D White (1 out of 1 patent)

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