Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10147917 | Secondary battery including polymer material layer and method of manufacturing the same, having a case seamlessly formed as a single body | Jee-Won Kang, Ki Soo Lee, Jake Kim, Maeng-Eun Lee, Jee Hoon Han +4 more | 2018-12-04 |
| 9343712 | Secondary battery | Young-Woong Kwon, Maeng-Eun Lee, Jake Kim, Jee Hoon Han, Seon-Hong Lee +2 more | 2016-05-17 |
| 8558444 | Field emission type surface light source device and image display apparatus employing the same | Hyun-seung Cho | 2013-10-15 |
| 8519604 | Field emission panel with a charging prevention resistance unit | Zin Park, Seung-Hyun Son, Ji-Hong Lim, Jin-hwan Hwang, Hyeon-Seok Kim +1 more | 2013-08-27 |
| 7902737 | Light emission device with enhanced image luminance and display having the same | — | 2011-03-08 |
| 7777420 | Electron emission device | Sang-Ho Jeon, Sang-Jo Lee | 2010-08-17 |
| 7750547 | Electron emission device with reduced deterioration of screen image quality | Sang-Ho Jeon | 2010-07-06 |
| 7728496 | Electron emission device having curved surface electron emission region | Yong-Soo Choi, Sang-Jo Lee, Chun-Gyoo Lee | 2010-06-01 |
| 7652644 | Electron emission display and driving method | Chun-Gyoo Lee, Chul-Ho Lee | 2010-01-26 |
| 7591700 | Method of manufacturing a field emission display and process of welding a metal grid to a pair of blackened-treated fixing elements | Sung-Ho Jo | 2009-09-22 |
| 7545091 | Electron emission device | Sang-Jo Lee, Sang-Ho Jeon, Sang-Hyuck Ahn, Su-Bong Hong, Chun-Gyoo Lee | 2009-06-09 |
| 7535182 | Flat panel display device having thermostat | — | 2009-05-19 |
| 7518303 | Electron emission device with plurality of lead lines crossing adhesive film | Sang-Ho Jeon | 2009-04-14 |
| 7511413 | Electron emission device having a grid electrode with a plurality of electron beam-guide holes | Sang-Ho Jeon | 2009-03-31 |
| 7495381 | Grid electrode for electron emission device, and electron emission device including the same | Eung-Joon Chi, Sang-Ho Jeon | 2009-02-24 |
| 7477011 | Cathode substrate for electron emission device and electron emission device with the same | Sang-Ho Jeon, Sang-Hyuck Ahn, Su-Bong Hong | 2009-01-13 |
| 7362045 | Field emission display having grid plate | Eung-Joon Chi, Jong Min Kim | 2008-04-22 |
| 7279830 | Electron emission device | Sang-Jo Lee, Chun-Gyoo Lee, Sang-Hyuck Ahn, Su-Bong Hong, Sang-Ho Jeon +1 more | 2007-10-09 |
| 7256540 | Electron emission device with a grid electrode | Sang-Ho Jeon | 2007-08-14 |
| 7245067 | Electron emission device | Sang-Jo Lee, Chun-Gyoo Lee | 2007-07-17 |
| 7221080 | Field emission display including a metal grid | Sung-Ho Jo | 2007-05-22 |
| 7173365 | Field emission display having emitter arrangement structure capable of enhancing electron emission characteristics | Chun-Gyoo Lee, Sang-Jo Lee, Sang-Hyuck Ahn, Tae-Sik Oh, Jong Min Kim | 2007-02-06 |
| 7034448 | Field emission display | Chun-Gyoo Lee, Sang-Jo Lee, Yong-Soo Choi, Sang-Hyuck Ahn, Ho-Su Han | 2006-04-25 |
| 6765346 | Field emission display having field emitters in a zigzag pattern | Sung-Ho Jo | 2004-07-20 |
| 4661468 | Catalyst for treatment and cleaning of exhaust fumes | Ju-Myung Song, Chi S. Kim | 1987-04-28 |