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:
Feb. 24, 2015
Filed:
Oct. 20, 2010
Yuji Akimoto, Fukuoka, JP;
Masami Nakamura, Kunitachi, JP;
Naoto Shindo, Ome, JP;
Tadashi Kanasaku, Kokubunji, JP;
Yuji Akimoto, Fukuoka, JP;
Masami Nakamura, Kunitachi, JP;
Naoto Shindo, Ome, JP;
Tadashi Kanasaku, Kokubunji, JP;
Shoei Chemical Inc., Shinjuku-Ku, Tokyo, JP;
Abstract
A solar cell device including an electrode formed by applying a conductive paste containing at least a conductive powder, glass frit and an organic vehicle onto a semiconductor substrate provided with a silicon nitride layer on a surface thereof and firing the applied conductive paste, wherein the electrode has a structure with a front electrode layer containing silver as a main component, a glass layer containing tellurium glass as a main component, and a silicon oxide layer containing plural silver particles precipitated by the firing. The solar cell device is provided with an electrode formed using a conductive paste not containing lead glass and has good solar cell characteristics.