| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Netherlands | 6 | |
| #2 | Canada | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Basic materials chemistry | |
| #3 | Mechanical elements | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Animal care | |
| #2 | Swimming pools | |
| #3 | Liquid hydrocarbon mixture production | |
| #4 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Spinder Pieter | 7 |
| Publication | Filing date | Title |
|---|---|---|
| NL9302212A | Cubicle assembly for livestock. | |
| NL9201030A | Fastener (latch, lock) for rail parts of a steel fence | |
| NL9200982A | Catch fence for cows. | |
| NL9101704A | Anchoring device | |
| NL8703133A | Ligbox separation. | |
| NL8703045A | Feeding gate. |