| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Finland | 13 | |
| #2 | Canada | 2 | |
| #3 | Germany | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Sweden | 2 | |
| #6 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Cranes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pykaelae Timo | 5 |
| #2 | Vaeinaemoe Maekinen Pentti | 4 |
| #3 | Maekinen P | 3 |
| #4 | Maekinen Pentti V | 1 |
| #5 | Maekinen | 1 |
| #6 | Maekinen Pentti Vaeinaemoe Dip | 1 |
| #7 | Makinen Pentti Vainamo | 1 |
| #8 | Rautanen Ilkka Juhani | 1 |
| #9 | Bonsdorff Per-Gabriel Von | 1 |
| #10 | Makinen P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FI854217A0 | Takarrangemang foer fartygs chip trip. | |
| US4057279A | Center lifting device | |
| US3892437A | Center hoisting device | |
| CA973234A | Center hoisting device |