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:
Mar. 03, 2026
Filed:
Feb. 28, 2023
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Energy Systems & Solutions Corporation, Kawasaki, JP;
Kazushige Yamamoto, Kanagawa, JP;
Soichiro Shibasaki, Tokyo, JP;
Yuya Honishi, Saitama, JP;
Naoyuki Nakagawa, Tokyo, JP;
Yukitami Mizuno, Tokyo, JP;
Mutsuki Yamazaki, Kanagawa, JP;
Yasutaka Nishida, Tokyo, JP;
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION, Kanagawa, JP;
Abstract
A tandem solar cell according to an embodiment includes a top cell string, a bottom cell string, a top cell module, a first string connection, a bottom cell module, and a second string connection. The top cell string is formed by electrically connecting a plurality of top cells. The bottom cell string is formed by electrically connecting a plurality of bottom cells. The bottom cell string is arranged so as to overlap the top cell string in a plan view in a thickness direction of the top cell. The first string connection includes a first extending portion extending to an outside of the top cell module in the plan view. A plurality of bottom cell strings are electrically connected to the bottom cell module. The first extending portion and the second extending portion are arranged apart from each other in the plan view.