Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10948109 | Use of tubing as temperature control tubing | Frank Fahrenholz, Siegfried Arnold, Martin Schramowski | 2021-03-16 |
| 10751969 | Internal tube for tanks, particularly fuel tanks of automobiles | Frank Fahrenholz, Matthias Baumann | 2020-08-25 |
| 9920723 | Multilayered motor vehicle pipeline | Frank Fahrenholz | 2018-03-20 |
| 9534712 | Multi-layered fuel feed pipe | Frank Fahrenholz, Andreas Szczepaniak, Matthias Baumann | 2017-01-03 |
| 7861746 | Motor vehicle hose | Iris Barthel, Thorsten Otto | 2011-01-04 |
| 6651707 | Motor-vehicle fuel-tank filler assembly | Kurt Apel | 2003-11-25 |
| 6615877 | Fuel line for a motor vehicle | Kurt Apel, Thorsten Otto | 2003-09-09 |