Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359959 | Sensor apparatus for capturing a filling level and/or a quality of a fluid, and method for producing said apparatus | Karl-Friedrich Pfeiffer, Manfred Roth | 2025-07-15 |
| 10444057 | Device for determining a level of the surface of a fluid in a fluid container | Karl-Friedrich Pfeiffer, Claus Weber, Wighard Jaeger | 2019-10-15 |
| 10101193 | Apparatus and method for determining a level of a fluid surface in a fluid container | Karl-Friedrich Pfeiffer, Claus Webber, Wighard Jaeger | 2018-10-16 |
| 9121745 | Multichamber ultrasonic sensor for determining a liquid level | Oliver Beyer, Bernd Harigel, Manfred Roth, Gerd Unverzagt, Andreas Weibert | 2015-09-01 |