Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7344191 | Crash-active head restraint | Daniel Hippel, Ralf Münster, Norbert Heeg | 2008-03-18 |
| 7195313 | Crash-active headrest | Daniel Hippel, Harald Klein, Andreas Diehl | 2007-03-27 |
| 7070235 | Crash-active headrest | Michael Bohmer, Daniel Hippel, Darius Wrobel, Harald Klein, Georg Ruess +1 more | 2006-07-04 |
| 4998877 | Blower burner | Horst Reichmann, Wolfgang Henche, Thomas Pieper, Bernd Braun, Hans Ludowisy | 1991-03-12 |
| 4915621 | Gas burner with cooling pipes | Thomas Pieper | 1990-04-10 |
| 4735551 | Radial blower | — | 1988-04-05 |