Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11862835 | Dielectric filter with multilayer resonator | Sheng-Ju Chou | 2024-01-02 |
| 9461607 | Balance filter | Ian-Chun Cheng | 2016-10-04 |
| 9257221 | Through-hole via inductor in a high-frequency device | Ian-Chun Cheng | 2016-02-09 |
| 7924112 | Balun | Ching-Hung Liu, Keng-Hong Wang | 2011-04-12 |