Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6671498 | Frequency tracking and locking system of a wireless microphone | — | 2003-12-30 |
| 5900348 | Cyanine dyes mixture as optical recording media | Andrew Teh Hu, Hong-Ji Lee, Jian Huang, Shi-Jae Ye, Der-Ray Huang +4 more | 1999-05-04 |