| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Spain | 6 | |
| #2 | Austria | 3 | |
| #3 | Canada | 2 | |
| #4 | Switzerland | 2 | |
| #5 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Electric discharge tubes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Habann Erich | 6 |
| #2 | Erich Habann | 2 |
| Publication | Filing date | Title |
|---|---|---|
| ES119599A1 | A negative resistance | |
| ES119362A1 | A negative resistance | |
| ES119346A1 | A provision or contact element. | |
| CA319910A | Contact device | |
| CA319909A | Contact device |