| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | Germany | 3 | |
| #4 | Australia | 1 | |
| #5 | Canada | 1 | |
| #6 | Singapore | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Digital networks | |
| #2 | Computer technology | |
| #3 | Telecommunications | |
| #4 | IT methods for management | |
| #5 | Environmental technology | |
| #6 | Control |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sommer Ralf | 15 |
| Publication | Filing date | Title |
|---|---|---|
| EP3235277A1 | System having access control for informing visitors of a facility, which is public and/or is accessible to a group of persons authorized for access | |
| DE102015106440A1 | Method for addressing, key exchange and secure data transmission in communication systems | |
| DE102013105781A1 | Method for addressing, authentication and secure data storage in computer systems | |
| DE102008050739A1 | Data processing device with certifiable encryption |