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:
Aug. 11, 2026
Filed:
Jul. 21, 2021
Hanwha Q Cells Gmbh, Bitterfeld-Wolfen, DE;
Axel Schwabedissen, Bitterfeld-Wolfen, DE;
Matthias Junghänel, Bitterfeld-Wolfen, DE;
Kyung Hun Kim, Bitterfeld-Wolfen, DE;
Fabian Fertig, Bitterfeld-Wolfen, DE;
Hanwha Q Cells GmbH, Bitterfeld-Wolfen, DE;
Abstract
A method for producing a solar cell, including the following steps: a) providing a substrate having a front side and a back side in a deposition apparatus, and b) coating the substrate in situ with two layers, including b1) oxidizing, by exposing the substrate to an oxygen-containing gas and a first plasma, to create an oxide layer and b2) subsequently depositing a silicon layer or SiC layer by exposure to a gas containing silicon, an optional gas containing carbon and a second plasma, wherein step b) is carried out under vacuum in the deposition apparatus and the vacuum is maintained continuously during step b).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile