Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8482941 | Method for operating a switched mode power supply with return of primary-side stray energy | Wilhelm Appel, Wolfgang Peprny | 2013-07-09 |
| 8331109 | Asymmetric half-bridge with reduced switch load | Wilhelm Appel, Bernhard Eichhorner, Wolfgang Peprny | 2012-12-11 |
| 8212434 | Method for operating switched-mode power supply units | Wilhelm Appel, Wolfgang Peprny | 2012-07-03 |
| 7927156 | Electrical connector element | Wilhelm Appel, Bernhard Eichhorner, Wolfgang Peprny, Martin Petricek | 2011-04-19 |
| 7365996 | Switched-mode power supply | Hallak Jalal Abdulazim | 2008-04-29 |
| 7248486 | Energy efficient switching converter | Jalal Hallak | 2007-07-24 |