Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6875644 | Methods of manufacturing thin film transistors using masks to protect the channel regions from impurities while doping a semiconductor layer to form source/drain regions | Sang-Il Park, Kyu-hwan Choi | 2005-04-05 |