Issued Patents All Time
Showing 51–71 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7090359 | Scrolling unit, color illuminating system, and projection system using the scrolling unit | Dae-sik Kim, Kun-ho Cho | 2006-08-15 |
| 7066602 | Projection type image display system capable of color scrolling | Hee-joong Lee, Kun-ho Cho, Dae-sik Kim | 2006-06-27 |
| 7066604 | Light pipe, color illumination system adopting the light pipe, and projection system employing the color illumination system | Kun-ho Cho, Dae-sik Kim, Hee-joong Lee | 2006-06-27 |
| 7048381 | Cylindrical lens array for scrolling colors, projection system using same, and scrolling method | Dae-sik Kim, Kun-ho Cho, Hee-joong Lee | 2006-05-23 |
| 7011414 | Highly efficient projection system and color scrolling method therefor | Dae-sik Kim, Kun-ho Cho | 2006-03-14 |
| 7001022 | Illumination system and projection system adopting the same | Kirill Sokolov | 2006-02-21 |
| 6971748 | High-resolution display including pixel moving optical system | Kun-ho Cho, Dae-sik Kim, Hee-joong Lee, Tae Hee Kim | 2005-12-06 |
| 6961192 | Color lighting apparatus and method and image projection apparatus and method using the same | Kun-ho Cho, Dae-sik Kim, Hee Jong Lee | 2005-11-01 |
| 6921171 | Color scrolling projection system | Hee-joong Lee, Kun-ho Cho, Dae-sik Kim | 2005-07-26 |
| 6918682 | Illumination system and projection system employing the same | Soon-Cheoi Choi, Kirill Sokolov | 2005-07-19 |
| 6913360 | Single-panel color image display apparatus | Kun-ho Cho, Dae-sik Kim, Hee-joong Lee | 2005-07-05 |
| 6877861 | Projection system and method of forming color image | Kun-ho Cho, Dae-sik Kim, Hee-joong Lee | 2005-04-12 |
| 6869189 | Illumination optical unit employing dichroic mirror wheel and image display system including the illumination optical unit | Kun-ho Cho, Dae-sik Kim | 2005-03-22 |
| 6843567 | Highly efficient scrolling projection system and method | Hee-joong Lee, Kun-ho Cho, Dae-sik Kim | 2005-01-18 |
| 6834963 | Illumination system and projector adopting the same | Kirill Sokolov | 2004-12-28 |
| 6824270 | Single-panel color image display apparatus and scrolling method | Kun-ho Cho, Dae-sik Kim, Ju-seong Hwang, Hee-joong Lee | 2004-11-30 |
| 6822623 | Head mounted display | Chi-wang Son | 2004-11-23 |
| 6811263 | Colored light separating device and single-panel color image display apparatus using the same | Kun-ho Cho, Dae-sik Kim | 2004-11-02 |
| 6799849 | Illumination system and projector adopting the same | Kirill Sokolov | 2004-10-05 |
| 5950758 | Rear wheel neutralizing system for a four-wheel steering vehicle and method for controlling the same | Young Eun Ko | 1999-09-14 |
| 5730177 | Tire air-injection device | — | 1998-03-24 |