Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7170156 | Laminar multi-layer piezoelectric roll component | Chao-Ping Lee, Chen-Yi Huang | 2007-01-30 |
| 5887720 | Earphone case | — | 1999-03-30 |
| D397865 | Earphones box | — | 1998-09-08 |
| D379817 | Headphone shell | — | 1997-06-10 |
| 5619584 | Headphone | — | 1997-04-08 |