Issued Patents All Time
Showing 76–94 of 94 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9871437 | Fault current reduction structure of multi-level converter and apparatus using the fault current reduction structure | Kyeon Hur, Sang Min Kim | 2018-01-16 |
| 9646602 | Method and apparatus for improving disordered voice | Myung Whun Sung, Tack Kyun Kwon, Wook Eun Kim, Woo-Il Kim, Mee Young Sung +1 more | 2017-05-09 |
| 9590200 | Organic light emitting device, method of manufacturing the same, and organic light emitting display apparatus using the same | Hak-Min Lee, Sung Soo Park | 2017-03-07 |
| 9088001 | Organic light emitting display and method for fabricating the same | Young Ju Kim, Jeong-Kyun SHIN | 2015-07-21 |
| 8957408 | Organic light emitting device and method for manufacturing the same | Dong-Hee Nam, Young-gu Lee, Hak-Min Lee | 2015-02-17 |
| 8766247 | Organic light emitting device and method for manufacturing the same | Dong-Hee Nam, Young-gu Lee, Hak-Min Lee | 2014-07-01 |
| 8633495 | Nitride semiconductor light-emitting device and method of manufacturing the same | — | 2014-01-21 |
| 8532716 | Electric power control method and mobile device adapted thereto | Gi-Bae Kim | 2013-09-10 |
| 8180074 | Display device and speaker system for the display device | Young In Ko | 2012-05-15 |
| 8170267 | Speaker | Young In Ko | 2012-05-01 |
| 8143384 | Mutation of PRPS1 gene causing CMTX5 disease and the use thereof | Jong Won Kim | 2012-03-27 |
| 7943113 | Lithium-manganese oxides, method for preparing the same, and lithium adsorbent using the same | Kang-Sup Chung, Jae Chun Lee, Jin Ki Jeong, Yang-soo Kim | 2011-05-17 |
| 7915628 | Light emitting device and method of manufacturing the same | — | 2011-03-29 |
| 7868350 | Nitride semiconductor light-emitting device and method for manufacturing the same | — | 2011-01-11 |
| 7116543 | Apparatus for supplying electric energy to explosion cartridge | Tae-Yong Shin, Hyo Jin Ahn | 2006-10-03 |
| 6265413 | Camptothecin compounds and a method of preparation thereof | Sang Sup Jew, Hee Soon Lee, Joon Kyum Kim, Kwang Dae Ok, Kyeong Hoi Cha +4 more | 2001-07-24 |
| 6177568 | Intermediates for the synthesis of camptothecin derivatives | Sang Sup Jew, Hee Soon Lee, Joon Kyum Kim, Kwang Dae Ok, Kyeong Hoi Cha +4 more | 2001-01-23 |
| 5920171 | Starting-point returning apparatus for robot | Chan-seob O | 1999-07-06 |
| 5612603 | Rectilineal movement speed enhancing apparatus of an orthogonal coordinate robot | — | 1997-03-18 |