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:
Nov. 25, 2025
Filed:
Oct. 10, 2023
Sma Solar Technology Ag, Niestetal, DE;
Marek Seeger, Bovenden, DE;
Stefan Börger, Kassel, DE;
Dirk Schlote, Kassel, DE;
Jens Klein, Göttingen, DE;
Raimund Thiel, Bad Zwesten, DE;
Mirko Wischer, Bad Hersfeld, DE;
Ingo Hanke, Göttingen, DE;
SMA Solar Technology AG, Niestetal, DE;
Abstract
A method for logging a user into a device for a power generation plant, using a service gateway, wherein an access authorization of the user for the device is stored on the service gateway, is disclosed. The method includes authenticating the user on the service gateway, sending a device access request using an access device from the user to the service gateway specifying an identifier of the device for the power generation plant, and comparing a device secret stored on the service gateway with a copy of the device secret generated using the device secret and stored on the device, via an SRP protocol.