Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6594411 | Optical switch | — | 2003-07-15 |
| 6560892 | Air blowing tool for heat-shrinkable packing material | Yang Chen, Lipei Huang | 2003-05-13 |
| 6546645 | Air blowing tool for heat-shrinkable packing material | Yang Chen, Lipei Huang | 2003-04-15 |