Inventor
ASCHAUER HANS
DE24 patents
⚠️ This page may combine multiple inventors who share the name “ASCHAUER HANS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIEMENS AG
21 patentsUS11018846B2May 25, 2021
Methods and apparatuses for achieving a security function, in particular in the environment of a device and/or installation controller
SIEMENS AG2 citations72
US12034875B2Jul 9, 2024
Establishing secure communication without local time information
SIEMENS AG2 citations71
US11914715B2Feb 27, 2024
Device unit suitable for operation in a protected and/or open operating state and associated method
SIEMENS AG2 citations71
US10489564B2Nov 26, 2019
Method and execution environment for the secure execution of program instructions
SIEMENS AG2 citations71
US10692403B2Jun 23, 2020
Modular security control device
SIEMENS AG2 citations68
US11303440B2Apr 12, 2022
Method and programmable hardware security module
SIEMENS AG1 citations62
US10983157B2Apr 20, 2021
Verification of sensor data
SIEMENS AG0 citations62
US11917081B2Feb 27, 2024
Issuing device and method for issuing and requesting device and method for requesting a digital certificate
SIEMENS AG1 citations61
US11003594B2May 11, 2021
Method for protecting security-relevant data in a cache memory
SIEMENS AG1 citations61
US12192348B2Jan 7, 2025
Key management in an integrated circuit
SIEMENS AG0 citations59
US11783039B2Oct 10, 2023
Method for verifying an execution environment used for execution of at least one hardware-application provided by a configurable hardware module
SIEMENS AG1 citations59
US11784790B2Oct 10, 2023
Method for operating keystream generators for secure data transmission, the keystream generators being operated in counter mode, keystream generator having counter mode operation for secure data transmission, and computer program product for keystream generation
SIEMENS AG1 citations56
US11424933B2Aug 23, 2022
Method and apparatus for exchanging messages
SIEMENS AG0 citations52
US11755719B2Sep 12, 2023
Interface for a hardware security module
SIEMENS AG0 citations51
US11003763B2May 11, 2021
Methods and apparatuses for achieving a security function, in particular in the environment of a device and/or installation controller
SIEMENS AG0 citations51
US11206147B2Dec 21, 2021
Method and apparatus for generating a cryptographic time stamp for a digital document on a majority basis
SIEMENS AG0 citations50
US12307001B2May 20, 2025
Method and configurable hardware module for monitoring a hardware-application
SIEMENS AG0 citations48
US12381865B2Aug 5, 2025
Communication system, adapter for a terminal and method for securely transmitting time-critical data within the communication system
SIEMENS AG0 citations46
US12438706B2Oct 7, 2025
Method and system for onboarding an IoT device
SIEMENS AG0 citations44
US10797730B2Oct 6, 2020
Apparatus and method for creating an asymmetric checksum
SIEMENS AG0 citations41
US10715517B2Jul 14, 2020
Retrieval device for authentication information, system and method for secure authentication
SIEMENS AG0 citations39