Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491027 | Method of driving a capacitive actuator of a fuel injection valve of an internal combustion engine | Hellmut Freudenberg, Hartmut Gerken, Martin Hecker, Richard Pirkl | 2002-12-10 |
| 6472796 | Method and apparatus for controlling a capacitive actuator | Hellmut Freudenberg, Hartmut Gerken, Martin Hecker, Richard Pirkl | 2002-10-29 |
| 6459244 | Method and device for charging a capacitive actuator | Wolfgang Lingl, Richard Pirkl | 2002-10-01 |
| 6441535 | Method and apparatus for driving at least one capacitive control element | Hellmut Freudenberg, Hartmut Gerken, Martin Hecker, Richard Pirkl, Gunther Riedel | 2002-08-27 |
| 6366868 | Method and configuration for diagnosis of a capacitive actuator | Hellmut Freudenberg, Hartmut Gerken, Martin Hecker, Richard Pirkl, Walter Schrod | 2002-04-02 |
| 6361306 | Tool assembly for the manufacture of ring-shaped compacts using a rotary compression press | Jurgen Hinzpeter, Ulrich Zeuschner, Christian Medicus, Jürgen Schikowski, Andreas Arning +1 more | 2002-03-26 |