Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9851629 | Projector | Eunsung Seo, Hyunho Choi, Sanghun Lee | 2017-12-26 |
| 8894212 | Projector optical system having field lens changing optical angle of illuminated light | Eunsung Seo, Hyunho Choi, Sanghun Lee | 2014-11-25 |
| 8867133 | Polarization converting device and method for manufacturing the same | Eunsung Seo, Hyunho Choi | 2014-10-21 |
| 8721090 | Projection system having light sources selectively driven in response to an operation mode | Hyunho Choi, Eunsung Seo | 2014-05-13 |
| 8651665 | Projector | Eunsung Seo, Hyunho Choi, Sanghun Lee | 2014-02-18 |
| 8643949 | Polarization conversion apparatus | Eunsung Seo, Hyunho Choi, Sanghun Lee | 2014-02-04 |
| 8500286 | Projection system | Eunsung Seo, Hyunho Choi, Sanghun Lee | 2013-08-06 |