| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 22 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Medical technology | |
| #3 | Telecommunications | |
| #4 | Electrical machinery and energy | |
| #5 | Audio-visual technology | |
| #6 | Control | |
| #7 | Environmental technology | |
| #8 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Measuring electric variables | |
| #2 | Diagnosis and surgery | |
| #3 | Loudspeakers and microphones | |
| #4 | Alarm systems | |
| #5 | Electric discharge tubes | |
| #6 | Sound-producing devices | |
| #7 | Antennas | |
| #8 | Syringes | |
| #9 | Transmission | |
| #10 | Climate change adaptation technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Popescu Stefan | 22 |
| #2 | Wittmann Georg | 1 |