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:
Apr. 03, 2018
Filed:
Oct. 10, 2016
Kyocera Corporation, Kyoto-shi, Kyoto, JP;
Shintaro Kubo, Kirishima, JP;
Michimasa Kikuchi, Omihachiman, JP;
Hideaki Asao, Kyotanabe, JP;
Shinnosuke Ushio, Higashiomi, JP;
KYOCERA Corporation, Kyoto, JP;
Abstract
It is an object of the present invention to improve photoelectric conversion efficiency in a photoelectric conversion device. The photoelectric conversion deviceaccording to the present invention uses a polycrystalline semiconductor layer including a plurality of semiconductor particlescoupled together as a light-absorbing layer, each of the semiconductor particlesincluding a group I-III-VI compound, each of the semiconductor particleshaving a higher composition ratio Pof a group I-B element to a group III-B element in a surface portion thereof than that in a central portion thereof.