| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Netherlands | 4 | |
| #2 | Australia | 2 | |
| #3 | China | 2 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 | |
| #6 | South Africa | 2 | |
| #7 | Brazil | 1 | |
| #8 | Canada | 1 | |
| #9 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Engines, pumps and turbines | |
| #3 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Advertising | |
| #2 | Wind motors | |
| #3 | Reduction of greenhouse gas emissions | |
| #4 | Special wind, spring and weight motors |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wagter Hendrik Sjirk | 13 |
| #2 | Verbeek Josephus Theodorus Alphonsius Antonius | 8 |
| #3 | Sjirk Wagter Hendrik | 4 |
| Publication | Filing date | Title |
|---|---|---|
| NL1029655A1 | Information device assembly e.g. for flag, has display partially formed with wind surface, for displaying dynamic/moving images | |
| NL1029656A1 | Information device assembly e.g. for flag, has display partially formed with wind surface, for displaying dynamic/moving images | |
| NL1029130C2 | Portable optical signaling device. | |
| NL1024865A1 | Device provided with an engagement surface for wind. |