The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 21, 2025
Filed:
Mar. 28, 2023
Toyota Jidosha Kabushiki Kaisha, Aichi-ken, JP;
Akio Yoshimatsu, Susono, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi-ken, JP;
Abstract
A trailer length estimation device for estimating, in a vehicle including a tractor and a trailer connected to the tractor by a connecting device, a trailer length from the connecting device to the wheels of the trailer includes: an acquisition unit that acquires a turning angle of a wheel of the tractor and a connection angle of the trailer with respect to the tractor, the turning angle being detected by a turning angle detector, and the connection angle being detected by a connection angle detector; and a derivation unit that derives the trailer length based on the acquired turning angle and the acquired connection angle when the vehicle is making a steady turn.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile