| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 5 | |
| #2 | Spain | 5 | |
| #3 | Austria | 1 | |
| #4 | Belgium | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Cameras |
| # | Name | Total Patents |
|---|---|---|
| #1 | Oehmichen Etienne | 6 |
| #2 | Etienne Oehmichen | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES113918A1 | Steering and propulsion mechanism for helicopter. | |
| ES103450A1 | Improvements in cinematographic devices. | |
| ES102981A1 | Sustainer with regulator. |