Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6802107 | Self-locking hinge apparatus with a single stable state | — | 2004-10-12 |
| 6801795 | Cellular telephone with a changeable key arrangement | — | 2004-10-05 |
| 6775883 | Hinge mechanism | Hsiao-Wu Chen | 2004-08-17 |