Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7932583 | Reduced free-charge carrier lifetime device | Hans-Joachim Schulze, Frank Hille, Frank Pfirsch | 2011-04-26 |
| 7880200 | Semiconductor device including a free wheeling diode | Frank Hille, Carsten Schaeffer, Frank Pfirsch | 2011-02-01 |