Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10998738 | Fusible switch, battery control apparatus including same, and battery control method | — | 2021-05-04 |
| 10727733 | Semiconductor device and system | Ho-Yeon Jeon, Hwa Yeal Yu, Eun Suk Kim | 2020-07-28 |
| 10197905 | Reflective screen, display having the same and method for manufacturing reflective screen | Young Sung Kim, Sung Tae Kim, Jin Beom KIM | 2019-02-05 |
| 8950870 | Projection display device for projecting an input unit image | Ho Joong Kang, Sang Sik Jeong, Oh Jin Kweon | 2015-02-10 |
| 8633892 | Projection display device having a light combining unit | Ho Joong Kang, Sang Sik Jeong, Oh Jin Kweon | 2014-01-21 |
| 8482691 | Display apparatus having a minimized non-display region | Sang-Don Park, Soon Hyung Kwon, Deog-Jin Lee | 2013-07-09 |
| 8054554 | Display apparatus | Sang-Don Park, Soon Hyung Kwon, Deog-Jin Lee | 2011-11-08 |
| 8045272 | Display apparatus | Sang-Don Park, Soon Hyung Kwon, Deog-Jin Lee | 2011-10-25 |
| 8023194 | Display apparatus | Soon Hyung Kwon, Deog-Jin Lee | 2011-09-20 |
| 7611248 | Projection lens unit and thin projector using the same | Nam Sik Kim, Han Kyoung Cho, Ki So Bok, Jun Ho Lee, Soon Hyung Kwon | 2009-11-03 |
| 7540618 | Thin projector | Nam Sik Kim, Soon Hyung Kwon, Jun Ho Lee, Ki So Bok, Han Kyoung Cho | 2009-06-02 |
| 7252390 | Projecting optical system | — | 2007-08-07 |
| 7125123 | Image projector | Soon Hyung Kwon | 2006-10-24 |
| 6830342 | Optical system and display device using the same | — | 2004-12-14 |
| 6802610 | Image projector | — | 2004-10-12 |
| 6760168 | TIR prism system for DMD and projector adopting the same | — | 2004-07-06 |
| 6726328 | Thin projector | — | 2004-04-27 |
| 6644815 | Total reflection prism and projector with the same | — | 2003-11-11 |
| 6536902 | Projector | — | 2003-03-25 |
| 6520644 | Cylindrical color wheel and fabricating method thereof and projector using the same | — | 2003-02-18 |
| 5798868 | Projection lens | — | 1998-08-25 |
| 5632546 | Multipurpose projector with detachable projecting unit | — | 1997-05-27 |
| 5389982 | Optical system for liquid crystal projector | — | 1995-02-14 |
| 5196926 | Optical system for an LCD projector | — | 1993-03-23 |