Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6091247 | Calibration method for step attenuator | Woo-Yang Liu, Chun-Hsiung Hwang | 2000-07-18 |
| 5734302 | DC frequency modulation circuit using two phase locked loops | Chih-Yuan Teng, Tien-Cheng Tseng | 1998-03-31 |