Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8233266 | Energy storage module | Hans Heinrich Ebeling, Walter Ehrhardt, Andreas Fuchs, Markus Matthias Gaudenz, Armin Keβler +3 more | 2012-07-31 |
| 7500857 | Arrangement with a contact element | Harald Schmid, Hermann Rappenecker, Wilhelm Weisser, Ralf-Michael Sander | 2009-03-10 |
| 7444070 | Fan motor with digital controller for applying substantially constant driving current | Hermann Rappenecker | 2008-10-28 |
| 7319300 | Method of operating an electronically commutated motor, and method for carrying out such a method | — | 2008-01-15 |
| 7292028 | Apparatus for sensing the absolute-value angle of a shaft | — | 2007-11-06 |
| 7211916 | Arrangement with an electric motor | Matthias Nickel-Jetter | 2007-05-01 |
| 7042182 | Electronically commutated motor operable directly from AC power network | Hermann Rappenecker, Harald Schmid | 2006-05-09 |
| 6997684 | Fan motor with digital controller for applying substantially constant driving current | Hermann Rappenecker | 2006-02-14 |
| 6982534 | Method for operating an electronically commutated motor, and motor for carrying out one such method | Walter Heydrich, Hermann Rappenecker | 2006-01-03 |
| 6967459 | Method for controlling or regulating the current in a direct current machine for a fan | Hermann Rappenecker | 2005-11-22 |
| 6940243 | Method for commutating an electronically commutated DC motor, and motor for carrying out said method | Hansjörg Berroth, Frank Heller, Frank Jeske, Arno Karwath, Arnold Kuner +3 more | 2005-09-06 |
| 6906484 | Method for limiting the current in an electric motor, and a motor for carrying out one such method | Hansjörg Berroth, Frank Heller, Frank Jeske, Arno Karwath, Arnold Kuner +3 more | 2005-06-14 |
| 6906486 | Electronically commutated motor | Hansjörg Berroth, Frank Heller, Frank Jeske, Arno Karwath, Arnold Kuner +3 more | 2005-06-14 |
| 6831431 | Method for regulating the rotational speed of a motor and a motor for carrying out a method of this type | Roland Dieterle, Hermann Rappenecker | 2004-12-14 |
| 6825632 | Direct current machine with a controllable arrangement for limiting current | Hermann Rappenecker | 2004-11-30 |
| 6496786 | Method and apparatus for measuring a frequency datum | Roland Dieterle, Hermann Rappenecker | 2002-12-17 |
| 6452349 | Electronically commutated motor | Hermann Rappenecker | 2002-09-17 |