Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8917030 | Electronic ballast for lighting unit and lighting apparatus | Hong-Hai Dai, Wei Gao, Changsong Ma | 2014-12-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8917030 | Electronic ballast for lighting unit and lighting apparatus | Hong-Hai Dai, Wei Gao, Changsong Ma | 2014-12-23 |