For the Inventor, By the Inventor

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Mankato, MN, United States of America

Dewel, LLC

USPTO Granted Patents = 1

Forward Citations = 2

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1 inventor (with patents filed for the assignee):

David E Ewel (1 out of 2 patents)

1 patent: Sort by Forward Citations

1. 10160428 - Trailer break-away switch (2018-12-25),

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USPTO Data Jan 1 1976 - Sep 29 2026

1 Patents

#26 in Mankato, MN

#3,558 in Minnesota

#136,675 in US

Mankato, MN, United States of America

Dewel, LLC

Forward Citations = 2

1 inventor:

David E Ewel (1 out of 2 patents)

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