| Type | Name | Sector | Description |
|---|---|---|---|
| patent | Patent 900781070 | Construction | |
| patent | Patent 905238978 | Construction | |
| patent | Patent 905238977 | Construction | |
| patent | Patent 905238976 | Construction | |
| patent | Patent 905238975 | Construction | |
| patent | Patent 905238974 | Construction | |
| patent | Patent 905120988 | Construction | |
| patent | Patent 900781067 | Construction | |
| patent | Patent 905238979 | Construction | |
| patent | Patent 905238980 | Construction |