| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Netherlands | 5 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | United States | 2 | |
| #4 | Belgium | 1 | |
| #5 | Canada | 1 | |
| #6 | Switzerland | 1 | |
| #7 | Germany | 1 | |
| #8 | France | 1 | |
| #9 | United Kingdom | 1 | |
| #10 | Hong Kong | 1 | |
| #11 | Italy | 1 | |
| #12 | Japan | 1 | |
| #13 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Electrical machinery and energy | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Unspecified technologies | |
| #3 | Installation of electric cables | |
| #4 | Scaffolding | |
| #5 | Pistons and sealings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Meyer-Swantee Klaus Bertil | 2 |
| #2 | Swantee Klaus Bertil Meijer | 2 |
| #3 | Meyer Swantee Klaus B | 2 |
| #4 | Swantee Klaus B M | 1 |
| #5 | Kurausu Beruteiru Maiyaa Suban | 1 |
| #6 | Meyer Swantee Klaus Bertil | 1 |
| #7 | Meijer Swantee K B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| NL8901597A | Transit device. | |
| NL8701274A | Transit device. | |
| NL8700204A | Sealing device. | |
| EP0139337A2 | Multi-part sealing system | |
| NL7900709A | Fixture seal for pipe in wall during casting - is compressible when wall concrete is being cast, expands again as concrete hardens to provide tight fixture | |
| NL7809260A | Sealing cuff. |