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. 10, 2013
Filed:
Dec. 08, 2005
Kojiro Ito, Toyohashi, JP;
Masato Onishi, Toyohashi, JP;
Toshiyuki Yamashita, Toyohashi, JP;
Michio Ozawa, Toyohashi, JP;
Kojiro Ito, Toyohashi, JP;
Masato Onishi, Toyohashi, JP;
Toshiyuki Yamashita, Toyohashi, JP;
Michio Ozawa, Toyohashi, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Abstract
There is provided manufacturing method of battery comprising adhering process (S) to adhere fluorescent material (leakage indicator including fluorescein) which emits fluorescence in response to predetermined light (ultraviolet radiation) irradiated under condition that electrolyte exists, to at least one portion of a surface on a battery case, and leakage detecting process (Sthrough S) to detect presence/absence of electrolyte leakage with fluorescence which an adhered portion emits in response to the predetermined light (ultraviolet radiation) irradiated on at least the adhered portion which has adhesion of the fluorescent material (leakage indicator including fluorescein), out of the surface on the battery case.