| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Finland | 4 | |
| #2 | Sweden | 4 | |
| #3 | Norway | 3 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | Germany | 1 | |
| #7 | France | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Machines | |
| #3 | Chemical engineering | |
| #4 | Packaging and shipping | |
| #5 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Treatment of paper-making materials | |
| #2 | Fibrous raw materials | |
| #3 | Milling | |
| #4 | Paper recycling | |
| #5 | Chemical or physical processes | |
| #6 | Transport or storage devices | |
| #7 | Presses |
| # | Name | Total Patents |
|---|---|---|
| #1 | Reinhall Rolf | 3 |
| #2 | Mokvist Anders | 3 |
| #3 | Reinhall Ulf | 3 |
| #4 | Johansson Inge | 3 |
| #5 | Michelsen Johan L | 2 |
| #6 | Michelsen J L | 1 |
| #7 | Kollberg T E | 1 |
| #8 | Reinhall R | 1 |
| #9 | Kollberg Ture Eric | 1 |
| #10 | Reinhall Ulf Bertil | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FI810092L | Saett och anordning vid framstaellning av fibermassa | |
| US4401280A | Disc-type pulp refining apparatus |