Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12353074 | Display apparatus having a viewing angle control unit | Seung Joon Lee, Seok-Hwan Oh, Seong Yeop Kim | 2025-07-08 |
| D853643 | Flat iron | — | 2019-07-09 |
| 8046232 | Combined mirror and presentation medium capable of speech recognition | — | 2011-10-25 |
| 7800711 | Backlight unit with LED lamps arrayed horizontally on PCB spaced apart from light guide plate and having reflecting plate therebelow and reflecting film disposed predeterminedly in upper portion of the space between array and guide plate | — | 2010-09-21 |
| 7098582 | Cathode ray tube having an improved shadow mask | — | 2006-08-29 |
| 6998765 | Color cathode ray tube | — | 2006-02-14 |
| 6853121 | Mask frame assembly for applying optimal tension in a CRT | Sung Hun Kim | 2005-02-08 |
| 6832942 | CRT and frame assembly therefor | — | 2004-12-21 |
| 6833660 | Cathode ray tube | — | 2004-12-21 |
| 6677702 | Flat type color cathode ray tube | Yoon San Park, Hyeon-Soo Hong | 2004-01-13 |
| 6593685 | Color cathode ray tube | — | 2003-07-15 |
| 6501215 | Shrinkage band for CRT with optimization condition inequalities | — | 2002-12-31 |
| 6337535 | Panel in cathode ray tube | — | 2002-01-08 |