Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12259166 | Device for measuring a liquid level of a medium at a high temperature, container, refrigerating machine or refrigeration cycle having such a device | — | 2025-03-25 |
| D954178 | Valve | Frank Buettner | 2022-06-07 |
| D892978 | Valve | Frank Buettner | 2020-08-11 |
| 10670152 | Shut-off valve | Frank Hermann | 2020-06-02 |