Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4989246 | Adaptive differential, pulse code modulation sound generator | Shyue-Yun Wan, Der-Chwan Wu | 1991-01-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4989246 | Adaptive differential, pulse code modulation sound generator | Shyue-Yun Wan, Der-Chwan Wu | 1991-01-29 |