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. 03, 2026
Filed:
Aug. 02, 2024
Research & Business Foundation Sungkyunkwan University, Suwon-si, KR;
Duy Phong Pham, Suwon-si, KR;
Seung Yong Han, Suwon-si, KR;
Young Kuk Kim, Suwon-si, KR;
Jun Sin Yi, Suwon-si, KR;
RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY, Suwon-si, KR;
Abstract
A Tunnel Oxide Passivated Contact (TOPCon) solar cell, and a method therefor are provided. The TOPCon solar cell includes: a silicon substrate; a tunneling layer formed on a surface of the silicon substrate; a polycrystalline silicon layer formed on a surface of the tunneling layer; a polycrystalline germanium layer formed on a surface of the polycrystalline silicon layer; a lower passivation layer formed on a surface of the polycrystalline germanium layer; and a lower electrode formed on the lower passivation layer and electrically connected to the polycrystalline germanium layer.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile