| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 6 | |
| #2 | WIPO (World Intellectual Property Organization) | 6 | |
| #3 | Germany | 4 | |
| #4 | Canada | 3 | |
| #5 | Hong Kong | 3 | |
| #6 | Brazil | 2 | |
| #7 | China | 2 | |
| #8 | United States | 2 | |
| #9 | Australia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Environmental technology | |
| #3 | Machines | |
| #4 | Packaging and shipping | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Ships | |
| #2 | Climate change mitigation in transportation | |
| #3 | Marine propulsion | |
| #4 | Unspecified technologies | |
| #5 | Containers for goods storage | |
| #6 | Structural elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wulf Udo | 21 |
| #2 | Wulf Udo G | 4 |
| #3 | Birkenbeil Volker | 2 |
| #4 | Voigt Hans-Juergen | 2 |
| #5 | Udo Wulf | 2 |
| #6 | Thill Cornel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2009097881A2 | Watercraft | |
| BRPI0519888A2 | ship's bow | |
| WO2005017275A1 | Flat structural unit | |
| DE102004024343A1 | Method and device for reducing the water friction on a hull of a ship | |
| DE10343078A1 | water craft | |
| HK1052915A1 | Collapsible container. | |
| DE10307795A1 | Displacement body, in particular watercraft or ship, and method for reducing friction in displacement bodies | |
| DE10251445A1 | Container for the transport of goods | |
| EP1277673A1 | Collapsible container |