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:
Dec. 23, 2025
Filed:
Mar. 21, 2023
Subaru Corporation, Tokyo, JP;
Keigo Yamada, Tokyo, JP;
Yoshinobu Yamazaki, Tokyo, JP;
Yoshiyuki Jin, Tokyo, JP;
Akihiro Nabeshima, Tokyo, JP;
Takeshi Yoneda, Tokyo, JP;
Fumiya Sato, Tokyo, JP;
Hiroshi Kusano, Tokyo, JP;
Takumi Araki, Tokyo, JP;
Shuntaro Miura, Tokyo, JP;
SUBARU CORPORATION, Tokyo, JP;
Abstract
An electric vehicle includes a motor and a controller. The controller is configured to; based on determining that the electric motor is in the locked state, set a search target torque greater than a value of torque demanded by a driver, and execute an increase of the motor torque up to the set target torque; upon making a determination that the locked state is ceased, store a value of the target torque at a time of making the determination, and execute a decrease of the target torque; and when a second value of the torque demanded by the driver becomes the value of the target torque or more after the decrease of the target torque, set a second value of the target torque in accordance with the second value of the torque demanded by the driver, and drive the electric motor in accordance with the set target torque.