| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 5 | |
| #2 | Australia | 2 | |
| #3 | Germany | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | United States | 2 | |
| #6 | Switzerland | 1 | |
| #7 | Denmark | 1 | |
| #8 | Netherlands | 1 | |
| #9 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Optics | |
| #5 | Transport | |
| #6 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Shafts | |
| #3 | Hinges for doors or windows | |
| #4 | Nails | |
| #5 | Unspecified technologies | |
| #6 | Toys | |
| #7 | Spectacles | |
| #8 | Hand carts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Berthagen Nils Ture Lennart | 7 |
| #2 | Berthagen N T L | 5 |
| #3 | Bohman P H | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB1455538A | Insulating units | |
| SE7312443L | INTENDED TO BE PLACED BETWEEN A SCREEN AND THE CENTER OF A GLASSOGON BAG |