Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8009370 | Method of constructing physical lens based on depth-of-focus characteristics, and lens with extended depth of focus constructed by the method | — | 2011-08-30 |
| 7974000 | Optical shutter having charged particle and display apparatus using the same | — | 2011-07-05 |
| 7864269 | Liquid crystal display device switchable between reflective mode and transmissive mode by employing active reflective polarizer | Seong-Mo Hwang, Moon-gyu Lee | 2011-01-04 |