| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 37 | |
| #2 | Switzerland | 1 | |
| #3 | Germany | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Control | |
| #3 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Smart grids | |
| #2 | Alarm systems | |
| #3 | Circuits for supplying electric power |
| # | Name | Total Patents |
|---|---|---|
| #1 | Enders Ferdinand Ing | 8 |
| #2 | Frischauf Josef Ing | 7 |
| #3 | Raschek Paul Ing | 2 |
| #4 | Demel Theodor Ing | 1 |
| #5 | Larsson Knut | 1 |
| #6 | Homolka Ericsson Oesterreichis | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB491028A | Improvements in or relating to systems for signalling over power mains |