Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6710323 | Optical signal detection method and apparatus for a computer mouse | — | 2004-03-23 |
| 6667608 | Low voltage generating circuit | — | 2003-12-23 |
| 6404374 | Comparator circuit for analog-to-digital converter | Chu-Chiao Yu, Her-Y Shih | 2002-06-11 |
| 5942942 | Differential amplifier with double output stages | — | 1999-08-24 |
| 5832442 | High-effeciency algorithms using minimum mean absolute error splicing for pitch and rate modification of audio signals | Gang Lin, Sau-Gee Chen, Der-Chwan Wu, Yuan-An Kao | 1998-11-03 |
| 5647005 | Pitch and rate modifications of audio signals utilizing differential mean absolute error | Der-Chwan Wu | 1997-07-08 |