| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 35 | |
| #2 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Telecommunications | |
| #3 | Computer technology | |
| #4 | Control | |
| #5 | Machines | |
| #6 | Electrical machinery and energy | |
| #7 | Digital networks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Welle Roland | 8 |
| #2 | Fehrenbach Josef | 6 |
| #3 | Griessbaum Karl | 4 |
| #4 | Josef Fehrenbach | 4 |
| #5 | Karl Griessbaum | 4 |
| #6 | Roland Welle | 4 |
| #7 | Schultheiss Daniel | 4 |
| #8 | Faist Fridolin | 4 |
| #9 | Hoferer Christian | 3 |
| #10 | Motzer Juergen | 3 |
| Publication | Filing date | Title |
|---|---|---|
| CN103328939A | Phase-based tracking | |
| CN103261852A | Measuring device, control device and measuring instrument for level measurement | |
| CN103261854A | Determination of media characteristics during filling level measurement | |
| CN103261851A | Device for measuring emulsions, comprising a vertical tube | |
| CN101297248A | Database interface for field device | |
| US2007000332A1 | Pressure transmitter | |
| US2003151560A1 | Antenna system for a level measurement apparatus |