| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Scaffolding | |
| #2 | Shaping clay | |
| #3 | General building constructions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hinze Otto | 8 |
| Publication | Filing date | Title |
|---|---|---|
| ES218640A2 | A top head safety device for storage carrier (Machine-translation by Google Translate, not legally binding) | |
| ES218594A1 | A superior head safety device for portaincofrados (Machine-translation by Google Translate, not legally binding) | |
| ES200269A1 | Entire procedure with metal supports for constructions in brick and in concrete armed with steel, with its encajonado and decayed (Machine-translation by Google Translate, not legally binding) |