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:
Sep. 21, 2021
Filed:
Apr. 24, 2020
Applicant:
Zhejiang Kaiying New Materials Co., Ltd., Zhejiang, CN;
Inventor:
Mohamed M. Hilali, San Ramon, CA (US);
Assignee:
Zhejiang Kaiying New Materials Co., Ltd., Zhejiang, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/068 (2012.01); H01L 31/0352 (2006.01); H01L 31/18 (2006.01); H01L 31/0236 (2006.01); H01L 31/072 (2012.01); H01L 31/0224 (2006.01); F17C 3/02 (2006.01); H01L 33/44 (2010.01);
U.S. Cl.
CPC ...
F17C 3/02 (2013.01); H01L 31/02363 (2013.01); H01L 31/022441 (2013.01); H01L 31/03529 (2013.01); H01L 31/035272 (2013.01); H01L 31/0682 (2013.01); H01L 31/072 (2013.01); H01L 31/18 (2013.01); H01L 33/44 (2013.01); F17C 2201/0109 (2013.01); F17C 2201/0157 (2013.01); F17C 2201/052 (2013.01); F17C 2203/012 (2013.01); F17C 2221/033 (2013.01); F17C 2223/0161 (2013.01); F17C 2270/01 (2013.01); Y02E 10/50 (2013.01);
Abstract
Screen-printable metallization pastes for forming thin oxide tunnel junctions on the back-side surface of solar cells are disclosed. Interdigitated metal contacts can be deposited on the oxide tunnel junctions to provide all-back metal contact to a solar cell.