| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Finland | 5 | |
| #2 | USSR (Union of Socialist Soviet Republics) | 2 | |
| #3 | Canada | 1 | |
| #4 | Germany | 1 | |
| #5 | France | 1 | |
| #6 | Italy | 1 | |
| #7 | Japan | 1 | |
| #8 | Netherlands | 1 | |
| #9 | Norway | 1 | |
| #10 | Sweden | 1 | |
| #11 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | General building constructions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Haapala Jalo | 10 |
| #2 | Khaapala Yalo P | 1 |
| #3 | Jiyaro Hapara | 1 |
| #4 | Khaapala Yalo | 1 |
| Publication | Filing date | Title |
|---|---|---|
| SU656544A3 | Rectangular section building tubular member | |
| US4129969A | Structural space element | |
| SU640676A3 | Three-dimensional block |