Issued Patents All Time
Showing 25 most recent of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12344772 | Adhesive film, optical member comprising same, and optical display device comprising same | Do-Young Kim, Seung-Hoon Lee, Seong Heun Cho, Il Jin Kim | 2025-07-01 |
| 11349184 | Phase shifter including first and second boards having rails thereon and configured to be rotatable with respect to each other and an antenna formed therefrom | Dongsik SHIN, Jonghwa Kim, Hae-Gweon Park, Byungtae YOON, Jong-Wook Zeong +1 more | 2022-05-31 |
| 11187830 | Polarizing plate, method for manufacturing polarizing plate, and optical display device comprising same | Byung Joo Byun, Do Heon Lee, In Cheon Han | 2021-11-30 |
| 11031872 | Controlling output voltage for power converter | Hyun-Chul Eum, Tae-Sung Kim | 2021-06-08 |
| 11026310 | LED driver circuit and LED driving method | Hyun-Chul Eum | 2021-06-01 |
| 11025169 | Overload protection for power converter | Hyun-Chul Eum | 2021-06-01 |
| 10880966 | Multiple linear regulation | Hyun-Chul Eum | 2020-12-29 |
| 10854938 | Antenna apparatus including phase shifter | Dongsik SHIN, Jonghwa Kim, Hae-Gweon Park, Byungtae YOON, Jong-Wook Zeong +1 more | 2020-12-01 |
| 10637350 | Power factor correction circuit and driving method thereof | Hyun-Chul Eum, Taesung Kim, In-Ki PARK | 2020-04-28 |
| 10541617 | Overload protection for power converter | Hyun-Chul Eum | 2020-01-21 |
| 10530259 | LED driving device | Hyun-Chul Eum, Doo-Yong Jung | 2020-01-07 |
| 10358581 | Adhesive film for polarizing plate, polarizing plate and optical display comprising the same | Irina Nam, Dae Yun Kim, Won-Sung Kim, In Cheon Han | 2019-07-23 |
| 10362643 | LED driver circuit and LED driving method | Hyun-Chul Eum | 2019-07-23 |
| 10326370 | Controlling output voltage for power converter | Hyun-Chul Eum, Tae-Sung Kim | 2019-06-18 |
| 10241250 | Adhesive composition for polarizing plate, polarizing plate including the same, and optical display including the same | Irina Nam, Inga Tuzovskaya, Il Jin Kim, Hwan-Sung Cheon | 2019-03-26 |
| 10240068 | Adhesive film and display member using same | Irina Nam, Hwan-Sung Cheon, In Cheon Han | 2019-03-26 |
| 10231295 | Multiple linear regulation | Hyun-Chul Eum | 2019-03-12 |
| 10004121 | LED driving device | Hyun-Chul Eum, Doo-Yong Jung | 2018-06-19 |
| 9970145 | Fabric treating machine | Hyuk Lee | 2018-05-15 |
| 9957659 | Fabric treating machine | Kyu Bum Lee, Young Bae Park | 2018-05-01 |
| 9935538 | Power factor correction circuit and driving method thereof | Hyun-Chul Eum, Taesung Kim, In-Ki PARK | 2018-04-03 |
| 9845560 | Washing machine with buoyancy clutch and controlling method thereof | Jae Won Chang, Kyu Bum Lee, Ae Kyung Chae | 2017-12-19 |
| 9800136 | Active damper and power supply including the same | Hyun-Chul Eum | 2017-10-24 |
| 9748849 | Power supply | Hyun-Chul Eum, In-Ki PARK | 2017-08-29 |
| 9647564 | Power supply device | Hyun-Chul Eum, In-Ki PARK | 2017-05-09 |