Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12413426 | Providing a proof of origin for a digital key pair | Hendrik Brockhaus | 2025-09-09 |
| 11630884 | Method for managing access to a device, and access system | — | 2023-04-18 |
| 9438427 | Method and system for providing a plurality of tamperproof digital certificates for a plurality of public keys of a device | — | 2016-09-06 |
| 9197652 | Method for detecting anomalies in a control network | Jan Kästner, Michael Munzert, Christof Störmann | 2015-11-24 |
| 9021258 | Method and device for transcoding during an encryption-based access check on a database | Steffen Fries, Angela Schattleitner | 2015-04-28 |
| 9003190 | Method and apparatus for providing a key certificate in a tamperproof manner | Steffen Fries | 2015-04-07 |
| 8990888 | Method and apparatus for providing a one-time password | Steffen Fries | 2015-03-24 |
| 8688976 | Method for issuing a digital certificate by a certification authority, arrangement for performing the method, and computer system of a certification authority | Steffen Fries | 2014-04-01 |