| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Belgium | 4 | |
| #2 | France | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | Italy | 2 | |
| #5 | Germany | 1 | |
| #6 | Japan | 1 | |
| #7 | Netherlands | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Animal care |
| # | Name | Total Patents |
|---|---|---|
| #1 | Jacobi J | 2 |
| #2 | Jacobi Jacob | 2 |
| #3 | Jacob Jacobi | 1 |
| #4 | Yakobu Yakobi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JPS56117735A | Fishing float | |
| GB2068202A | Fishing floats | |
| BE886244A | Visdobber | |
| BE880673A | Fish float | |
| GB1371230A | Float |