| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | WIPO (World Intellectual Property Organization) | 3 | |
| #4 | Australia | 1 | |
| #5 | Canada | 1 | |
| #6 | Czechia | 1 | |
| #7 | Hungary | 1 | |
| #8 | Norway | 1 | |
| #9 | Poland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Computer technology | |
| #3 | Audio-visual technology | |
| #4 | Environmental technology | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Ticket-issuing devices | |
| #2 | Data recognition and presentation | |
| #3 | Advertising | |
| #4 | Registering devices | |
| #5 | Climate change adaptation technologies | |
| #6 | Hydraulic engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ploppa Christian | 14 |
| #2 | Brandao Jaques Kruse | 2 |
| Publication | Filing date | Title |
|---|---|---|
| EP1464033A2 | Method and device for verifying an entry which is subject to authorisation | |
| DE19951624A1 | Hollow bodies for construction of flood protection structures consists of collapsible small-volume hoses filled with water via pumps and valves | |
| DE19945760A1 | Inspection system and method for inspecting an object | |
| CZ360399A3 | Checking system for tickets and method of searching checking tickets | |
| DE19716049A1 | Admission ticket verification system |