Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12420521 | Hydrogen tube | Andre Häckel, Martin Schramowski, Siegfried Arnold | 2025-09-23 |
| 10948109 | Use of tubing as temperature control tubing | Werner Zimmer, Siegfried Arnold, Martin Schramowski | 2021-03-16 |
| 10751969 | Internal tube for tanks, particularly fuel tanks of automobiles | Werner Zimmer, Matthias Baumann | 2020-08-25 |
| 9920723 | Multilayered motor vehicle pipeline | Werner Zimmer | 2018-03-20 |
| 9534712 | Multi-layered fuel feed pipe | Werner Zimmer, Andreas Szczepaniak, Matthias Baumann | 2017-01-03 |