Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7176639 | Electronic ballast and controlling method thereof | Xiao Hu, Jian-Ping Ying | 2007-02-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7176639 | Electronic ballast and controlling method thereof | Xiao Hu, Jian-Ping Ying | 2007-02-13 |