Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Eric G. Rutkowsky0
Date of Patent
June 30, 2015
0Patent Application Number
129451540
Date Filed
November 12, 2010
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A diagnostic tool for trailer lights to assist in troubleshooting of trailer wiring and exterior lighting components comprises a small hand-held plastic enclosure and interior electrical diagnostic components. The diagnostic device further comprises a vehicle-type connector and a series of colored indicator lamps. When the diagnostic device is connected to a trailer wiring connector, the indicator lights will inform the user of all working and non-working circuits on the trailer. The device also comprises various types of adapters so as to work with any size trailer from small utility trailers up to large tractor trailer rigs.
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