Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8595933 | Injection valve, method for its production, and apparatus for performing the method | Bernhard Zeiss, Wilhelm Christ, Ralf Kuebler, Matthias Herrmann, Lars Ulrich | 2013-12-03 |
| 7419553 | Fuel injection valve for internal combustion engines and a method for hardening the said valve | Dieter Liedtke, Franz J. Wolf | 2008-09-02 |
| 4815778 | Cultivator | — | 1989-03-28 |