| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 2 | |
| #2 | Austria | 1 | |
| #3 | Australia | 1 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | Switzerland | 1 | |
| #7 | Germany | 1 | |
| #8 | Denmark | 1 | |
| #9 | Finland | 1 | |
| #10 | France | 1 | |
| #11 | United Kingdom | 1 | |
| #12 | Netherlands | 1 | |
| #13 | Norway | 1 | |
| #14 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Mechanical elements | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Air-conditioning | |
| #2 | Pipes | |
| #3 | Doors and windows |
| # | Name | Total Patents |
|---|---|---|
| #1 | Johansson Carl-Gustaf | 7 |
| #2 | Tuvesson Par-Ake | 2 |
| #3 | Tuvesson Paer-Ake | 2 |
| #4 | Tuvesson Paer-Aake | 2 |
| #5 | Tuvesson P | 1 |
| #6 | Tuvensson P A | 1 |
| #7 | Johansson C G | 1 |
| #8 | Johansson Carl-Gustav | 1 |
| #9 | Tuvesson Paer-Aoke | 1 |
| #10 | Pedersen Torben | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2553526A1 | TUBE-SHAPED CONNECTING PIECE |