Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7911210 | Diagnosis device, diagnosis method, and lamp ballast circuit using the same | Gye-Hyun Cho, Jin Ho Choi | 2011-03-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7911210 | Diagnosis device, diagnosis method, and lamp ballast circuit using the same | Gye-Hyun Cho, Jin Ho Choi | 2011-03-22 |