Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6804371 | Speaker having a laser vibration diaphragm | Mu-Sheng Liu, Long-Zheng Zhu | 2004-10-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6804371 | Speaker having a laser vibration diaphragm | Mu-Sheng Liu, Long-Zheng Zhu | 2004-10-12 |