| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 10 | |
| #2 | Finland | 3 | |
| #3 | Canada | 1 | |
| #4 | Germany | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Packaging and shipping | |
| #3 | Textiles and paper | |
| #4 | Thermal processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Carlsson C | 4 |
| #2 | Lindkvist L | 1 |
| #3 | Sundquist Bror Goesta | 1 |
| #4 | Oldberg J | 1 |
| #5 | Wickstroem I | 1 |
| #6 | Selin Carl Roger | 1 |
| #7 | Selin C | 1 |
| #8 | Ericsson Sven E | 1 |
| #9 | Lindgren E | 1 |
| #10 | Robert Clarkson John | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2311939A1 | Filtration of suspension - on endless belt filter with application of two stages of vacuum | |
| CA762286A | Skip hoisting mechanism |