| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 11 | |
| #2 | Switzerland | 3 | |
| #3 | Germany | 3 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Furniture and games | |
| #3 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Hand-held cutting tools | |
| #2 | Domestic washing | |
| #3 | Dynamo-electric machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Heyek Gerhard Dipl Ing | 15 |
| #2 | Heyek Gerhard Dipl-Ing | 2 |
| Publication | Filing date | Title |
|---|---|---|
| AT265186B | Vacuum cleaner hose |