Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12296611 | Recording medium for nail sticker and method for manufacturing same | Gu Berm Jung, Dong Su Nam, Sun Kyun Lee | 2025-05-13 |
| 11638472 | Sticker with user-edited image printed thereon and method for manufacturing same | Ik Sung Jeong | 2023-05-02 |
| 11043617 | LED display device | Tae-Kyung Yoo | 2021-06-22 |
| 10368415 | Lighting apparatus | Tae Kyoung Yoo | 2019-07-30 |
| 10305004 | Light emitting diode display apparatus | Tae-Kyung Yoo | 2019-05-28 |
| 10085319 | Lighting apparatus | Tae Kyoung Yoo | 2018-09-25 |
| 10045416 | Lighting apparatus | Tae Kyoung Yoo | 2018-08-07 |
| 9854638 | Lighting apparatus | Tae Kyoung Yoo | 2017-12-26 |
| 9480114 | AC LED lighting apparatus using voltage edge detector | Dae Won Kim, Jong-Bum Kim | 2016-10-25 |
| 9474117 | AC LED lighting apparatus using voltage edge detector | Dae Won Kim, Jong-Bum Kim | 2016-10-18 |
| 9356207 | Optical semiconductor lighting apparatus | Kyung Rye Kim, Ji Eun Kook, Jung Hwa Kim, Jing Jong Kim, Min Uk YOO +1 more | 2016-05-31 |
| 9117733 | Light emitting module and lighting apparatus having the same | Dae Won Kim | 2015-08-25 |
| 9070845 | Optical semiconductor lighting apparatus | Kyung Rye Kim, Ji Eun Kook, Jung Hwa Kim, Jing Jong Kim, Min Uk YOO +1 more | 2015-06-30 |
| 9041303 | AC LED lighting apparatus | Hwi Seok Yang, Chul Ju Kim | 2015-05-26 |
| 8915618 | Optical semiconductor lighting apparatus | Dong Soo Kim, Seok Jin Kang, Kyoo Seok Kim, Yoon Gil Jang, Dong-Hee Kim +1 more | 2014-12-23 |
| 8766550 | AC LED lighting apparatus using voltage edge detector | Dae Won Kim, Jong-Bum Kim | 2014-07-01 |
| 8760064 | LED lighting apparatus with improved total harmonic distortion in source current | Dae Won Kim, Jung Hwa Kim | 2014-06-24 |
| 8585250 | Optical semiconductor lighting apparatus | Dong Soo Kim, Seok Jin Kang, Kyoo Seok Kim, Yoon Gil Jang, Dong-Hee Kim +1 more | 2013-11-19 |