Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8854400 | Method and system for controlling light by using image code | Sang-Gon Lee, Chang-Sub Lee, Sang Hun Lee | 2014-10-07 |
| 7303963 | Method for manufacturing cell transistor | — | 2007-12-04 |