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:
May. 20, 2025
Filed:
Feb. 25, 2021
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Energy Systems & Solutions Corporation, Kawasaki, JP;
Yuya Honishi, Saitama Saitama, JP;
Soichiro Shibasaki, Nerima Tokyo, JP;
Naoyuki Nakagawa, Setagaya Tokyo, JP;
Mutsuki Yamazaki, Yokohama Kanagawa, JP;
Yoshiko Hiraoka, Kawasaki Kanagawa, JP;
Kazushige Yamamoto, Yokohama Kanagawa, JP;
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION, Kawasaki, JP;
Abstract
A solar cell according to an embodiment includes a first electrode being transparent, a first semiconductor layer on the first electrode, a second semiconductor layer on the first semiconductor layer, and a second electrode being transparent on the second semiconductor layer, wherein grooves exist regularly on a surface of the first semiconductor layer facing a side of the second semiconductor layer.