Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12308815 | Differential double balanced duplexer | Christof Pfannenmüller, Joonhoi Hur, Harald Pretl, Rastislav Vazny | 2025-05-20 |
| 12283739 | Duplexer architecture using 90 degree hybrid coupler based balancing conditions | Christof Pfannenmüller, Harald Pretl, Rastislav Vazny | 2025-04-22 |
| 12283936 | Duplexer measurement and tuning systems | Christof Pfannenmüller, Julian W Zuber, Oliver Georg Dorn, Bjoern Lenhart, Harald Pretl +2 more | 2025-04-22 |
| 12143145 | Duplexer measurement and tuning systems | Christof Pfannenmüller, Julian W Zuber, Oliver Georg Dorn, Bjoern Lenhart, Harald Pretl +2 more | 2024-11-12 |