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:
Jan. 06, 2026
Filed:
Feb. 11, 2022
First Solar, Inc., Tempe, AZ (US);
Alliance for Sustainable Energy, Llc, Golden, CO (US);
Joseph Jonathan Berry, Boulder, CO (US);
Le Chen, Fremont, CA (US);
Axel Finn Palmstrom, Golden, CO (US);
Tze-Bin Song, Fremont, CA (US);
Vera Steinmann, Menlo Park, CA (US);
Natasha Teran, San Leandro, CA (US);
Aravamuthan Varadarajan, Fremont, CA (US);
Xueping Yi, San Jose, CA (US);
Zhibo Zhao, Novi, MI (US);
Kai Zhu, Littleton, CO (US);
First Solar, Inc., Tempe, AZ (US);
Alliance for Sustainable Energy, LLC, Golden, CO (US);
Abstract
Photovoltaic devices having contact layers are described herein. Devices, intermediate structures, and methods for making multilayer contacts for perovskite photovoltaic devices are provided. Embodiments include back contacts for N-I-P structures.