Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11936038 | Silicon particles having a specific chlorine content, as active anode material for lithium ion batteries | Jurgen Pfeiffer, Eckhard Hanelt, Harald Hertlein, Robert Maurer | 2024-03-19 |
| 8940264 | Process for producing polycrystalline silicon | Walter Haeckl, Wilhelm Hoebold, Reinhard Wolf | 2015-01-27 |
| 7737371 | Safety devices for insulative tools | — | 2010-06-15 |
| 7708970 | Process for depositing polycrystalline silicon | Franz Schreieder | 2010-05-04 |
| 7549600 | Apparatus and method for the low-contamination, automatic crushing of silicon fragments | Franz Schreieder | 2009-06-23 |
| 6639192 | Deposition device for depositing semiconductor material on a heated substrate | Harald Hertlein, Axel Frauenknecht | 2003-10-28 |
| 6522961 | Method and device for determining the driving condition of a vehicle | Olaf Thielking | 2003-02-18 |
| 6265683 | Semiconductor material classification device | Dirk Flottmann, Matthaus Schantz | 2001-07-24 |
| 5119312 | Circuitry for surveillance of switching state of a power transistor | Jens Groger, Wolfgang Gudat, Gerhard Ruhnau | 1992-06-02 |
| 4665362 | Magnetic-type of analog distance sensor having a hall effect sensing element | Joachim Abel, Detlev Neuhaus, Michael Muller, Wolfgang Lichtenberg | 1987-05-12 |
| 4594571 | Multiplex cabling system for vehicles | Detlev Neuhaus, Gerhard Ruhnau, Peter Liermann | 1986-06-10 |
| 4584487 | Vehicle control arrangement for monitoring and controlling a plurality of vehicle components | Peter Liermann, Detlev Neuhaus | 1986-04-22 |
| 4478131 | Electro-pneumatic door control apparatus | Peter Liermann, Dietmar Meyer, Wolfgang Gudat | 1984-10-23 |
| 4405982 | Arrangement for monitoring the function of a programmable electronic switching circuit | Gerhard Ruhnau, Klaus-Friedrich Grubert, Rudolf Auding | 1983-09-20 |