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:
Aug. 05, 2025
Filed:
Aug. 23, 2023
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Shinichiro Mori, Nisshin, JP;
Naoya Hatakeyama, Toyota, JP;
Hidenori Matsutoh, Toyota, JP;
Takuro Fuchigami, Kasugai, JP;
Tsutomu Kawasaki, Toyota, JP;
Yuki Matsui, Nagoya, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
The insulation resistance testing device of the present disclosure includes a first magnetic current sensor disposed between the control unit and the ground, and a first damping resistor disposed in series with the first magnetic current sensor between the control unit and the ground. The insulation resistance testing device of the present disclosure includes a second magnetic current sensor disposed between the positive terminal and the ground of the battery pack, and a second damping resistor disposed in series with the second magnetic current sensor between the positive terminal and the ground.