Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6885899 | Method and apparatus for controlling a sound function of a computer system | — | 2005-04-26 |
| 6424875 | Method and circuit for controlling power of audio processor in monitor | — | 2002-07-23 |
| 6240191 | Audio volume control circuit using pulse width modulation signal | — | 2001-05-29 |
| 6201537 | Sound control circuit and method using microcomputer | — | 2001-03-13 |