| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Netherlands | 8 | |
| #2 | EPO (European Patent Office) | 7 | |
| #3 | United States | 3 | |
| #4 | Australia | 2 | |
| #5 | Austria | 1 | |
| #6 | Brazil | 1 | |
| #7 | Canada | 1 | |
| #8 | Switzerland | 1 | |
| #9 | China | 1 | |
| #10 | Germany | 1 | |
| #11 | Denmark | 1 | |
| #12 | United Kingdom | 1 | |
| #13 | Israel | 1 | |
| #14 | India | 1 | |
| #15 | Japan | 1 | |
| #16 | Norway | 1 | |
| #17 | WIPO (World Intellectual Property Organization) | 1 | |
| #18 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Civil engineering | |
| #4 | Packaging and shipping | |
| #5 | Machine tools | |
| #6 | Engines, pumps and turbines | |
| #7 | Measurement |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kuiken Hendrik | 18 |
| #2 | Salomons Lucas | 4 |
| #3 | Zeinstra Eelco Franciscus | 3 |
| #4 | Hendrik Kuiken | 2 |
| #5 | Doyer Cornelius | 1 |
| #6 | Cornelis Doyer | 1 |
| #7 | Cuypers Martinus Hubertus | 1 |
| #8 | Zeinstra Eelco Fransiscus | 1 |
| #9 | Doyer C | 1 |
| #10 | Van Strien Adrianus Cornelis | 1 |
| Publication | Filing date | Title |
|---|---|---|
| NL1013608C2 | Coupling for flexible hose has elliptical cross-section and tapered hose-end clamp | |
| NL1007585C2 | Hose Bridge. | |
| NL1003493C2 | Pump system. | |
| US5501108A | Testing device for wipper hooks | |
| NL9301097A | Device for overtaking a flexible hose. | |
| NL9100678A | Coupling device. | |
| EP0292081A1 | Phase-spark-erosion device | |
| NL8503359A | Crown gear. | |
| NL8403553A | Container lift frame for lift truck. | |
| NL8104543A | Method and apparatus for manufacturing gear wheels by spread spark machining. | |
| GB1115469A | Trough-shaped conveyor belt |