| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 6 | |
| #2 | Austria | 5 | |
| #3 | Spain | 4 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Domestic stoves | |
| #2 | Fluid fuel combustion | |
| #3 | Ignition and extinguishing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schwank Bernd Heinrich | 5 |
| #2 | Schwank Christina Erika | 4 |
| #3 | Guenther Schwank | 4 |
| #4 | Otto Heimerl | 2 |
| #5 | Schwank Christine Erika | 1 |
| #6 | Heimerl Otto Ing | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES231399A1 | Improvements in the construction of irradiation miters (Machine-translation by Google Translate, not legally binding) | |
| ES228237A1 | Improvements in the gas heating appliances. (Machine-translation by Google Translate, not legally binding) | |
| ES224873A1 | Radiation appliance with radiant surface (Machine-translation by Google Translate, not legally binding) | |
| ES224872A1 | Improvements in heating utensils (Machine-translation by Google Translate, not legally binding) |