Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7379231 | Ferroelectric Light Control Device | Yeonjoon Park, Sang H. Choi, Jae-Woo Kim, James R. Elliott | 2008-05-27 |
| 7341883 | Silicon germanium semiconductive alloy and method of fabricating same | Yeonjoon Park, Sang H. Choi | 2008-03-11 |