Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9100827 | Method for cryptographically verifiable identification of a physical unit in a public, wireless telecommunications network | — | 2015-08-04 |
| 8638933 | Method for cryptographically verifiable identification of a physical unit in a public, wireless telecommunications network | — | 2014-01-28 |
| 8271787 | Method for cryptographically verifiable identification of a physical unit in a public, wireless telecommunications network | — | 2012-09-18 |
| 7353211 | Method for encrypting data and a telecommunications terminal and access authorization card | Martin Hans, Frank Kowalewski, Josef Laumen, Gunnar Schmidt, Siegfried Baer +1 more | 2008-04-01 |
| 7162677 | Device and method for coding data with a fire code | Josef Laumen | 2007-01-09 |
| 6396423 | Method for coding or decoding and device for coding or decoding | Josef Laumen | 2002-05-28 |