| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 5 | |
| #2 | Germany | 4 | |
| #3 | WIPO (World Intellectual Property Organization) | 4 | |
| #4 | Hungary | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Optics | |
| #3 | Mechanical elements | |
| #4 | Medical technology |
| # | Technology | |
|---|---|---|
| #1 | Special electric heating or lighting | |
| #2 | Electrography | |
| #3 | Pipes | |
| #4 | Implantable devices | |
| #5 | Emergency protective circuit arrangements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Oppitz Hans | 13 |
| #2 | Oppitz Emanuel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO9962302A1 | Electric blanket | |
| WO9962297A1 | Device for heating media | |
| EP1082877A1 | Flexible flat heating element | |
| DE19823498A1 | Flat heating element | |
| DE19823506A1 | Heating sleeve for pipes | |
| EP0855778A2 | Mains isolator |