Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12413907 | Device and method for audio signal processing | Chia-Ling Hsieh | 2025-09-09 |
| 11699423 | Apparatus for noise reduction in audio signal processing | Hsiang-Yu Yang, Ya-Mien Hsu | 2023-07-11 |
| 11601753 | Method for equalizing input signal to generate equalizer output signal and associated parametric equalizer | Tsung-Fu Lin | 2023-03-07 |
| 11489499 | Circuit and method for switching between ternary modulation and quaternary modulation | Tsung-Fu Lin | 2022-11-01 |
| 11368130 | Direct current offset protection circuit and method | Hsiang-Yu Yang | 2022-06-21 |
| 10542345 | Virtual bass generating circuit and method | Tsung-Fu Lin | 2020-01-21 |
| 9325283 | Modulation method for switching modulator | — | 2016-04-26 |
| 5943709 | Swimming pool assembly | — | 1999-08-31 |