| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 4 | |
| #2 | Finland | 3 | |
| #3 | Australia | 2 | |
| #4 | Canada | 2 | |
| #5 | Denmark | 2 | |
| #6 | Italy | 2 | |
| #7 | Norway | 2 | |
| #8 | WIPO (World Intellectual Property Organization) | 2 | |
| #9 | EPO (European Patent Office) | 1 | |
| #10 | Spain | 1 | |
| #11 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Structural elements | |
| #2 | General building constructions | |
| #3 | Air-conditioning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ericsson Axel Bert Roger | 10 |
| #2 | Ericsson A B R | 3 |
| #3 | Ericsson Axel B R | 2 |
| #4 | Ericsson A | 2 |
| #5 | Roger Ericsson A B | 1 |
| #6 | Ericsson R | 1 |
| #7 | Roger Ericsson Axel Bert | 1 |
| #8 | Eriksson A B R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FI844167A0 | Bjælke. | |
| CA1161659A | Floor | |
| AU5915780A | Webbed joists in floor | |
| FI800594A | Balk | |
| US4372093A | Truss of lattice type |