| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Netherlands | 7 | |
| #2 | United Kingdom | 6 | |
| #3 | Norway | 6 | |
| #4 | Italy | 4 | |
| #5 | United States | 2 | |
| #6 | Australia | 1 | |
| #7 | Brazil | 1 | |
| #8 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Soldering, welding and flame cutting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rinaldi Fernando | 18 |
| #2 | Van Heuveln Joost | 5 |
| #3 | Vermaat Huibrecht Pieter | 5 |
| #4 | Heuveln Joost Van | 1 |
| #5 | Vermaat Huibrecht P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU6185694A | Method and device for welding pipes to each other | |
| GB9404521D0 | Weld supporting ring | |
| GB9403974D0 | Method for welding pipes and a pipe-layer | |
| NL9101780A | Device for welding pipes together | |
| NL9101779A | Weld support ring. | |
| NL9101778A | Method for welding pipes and pipelayer. | |
| NL9002397A | Weld support ring. | |
| NL9002398A | Device for welding pipes. | |
| NL9002396A | Method and apparatus for welding pipes and pipe layer. |