Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12222074 | Light emitting diode filament | Aldegonda Lucia Weijers, Jan De Graaf | 2025-02-11 |
| 12111021 | LED filament and LED filament lamp | Marcellus Jacobus Johannes Van Der Lubbe, Rifat Ata Mustafa Hikmet, Ties Van Bommel | 2024-10-08 |
| 11882651 | Stable PCB for solid state light source application | Rifat Ata Mustafa Hikmet, Ties Van Bommel | 2024-01-23 |
| 11466816 | Color tunable filament lamp | Berend Jan Willem Ter Weeme | 2022-10-11 |
| 10928032 | Light emitting device | Michel Cornelis Josephus Marie Vissenberg, Jan De Graaf, Lambert J. Stil | 2021-02-23 |
| 9537062 | Solid state light emitter package, a light emission device, a flexible LED strip and a luminaire | Joris Hubertus Antonius Hagelaar, Marcellus Jacobus Johannes Van Der Lubbe, Rene Theodorus Wegh, REMY CYRILLE BROERSMA | 2017-01-03 |
| 8963175 | Light emitting device and method of manufacturing the same | Jin Hyun Lee, Myong Soo Cho, Pun Jae Choi | 2015-02-24 |
| 8754578 | AC driven light emitting device connection structure | Gil Han Park, Jung Ja Yang, Young Jin Lee | 2014-06-17 |
| 8723206 | Semiconductor light emitting device with contact hole passing through active layer | Oleg Ledyaev, Jong-Hoon Lim, Joong-kon Son, Pun Jae Choi | 2014-05-13 |
| 8339050 | Light emitting diode driving circuit and light emitting diode array device | Young Jin Lee, Byoung Own Min, Gil Han Park | 2012-12-25 |
| 8247980 | LED driving circuit and light emitting diode array device | Young Jin Lee, Joong-kon Son, Hyung-kun Kim, Jung Ja Yang | 2012-08-21 |
| 8188654 | AC driven light emitting device | Gil Han Park, Jung Ja Yang, Young Jin Lee | 2012-05-29 |
| 8068661 | LED inspection apparatus and LED inspection method using the same | Joong-kon Son, Jong-Hoon Lim, Sang Su Hong | 2011-11-29 |
| 8040050 | AC driven light emitting device | Gil Han Park, Jung Ja Yang, Young Jin Lee | 2011-10-18 |
| 8026675 | Light emitting diode driving circuit and light emitting diode array device | Young Jin Lee, Byoung Own Min, Gil Han Park | 2011-09-27 |
| 7884377 | Light emitting device, method of manufacturing the same and monolithic light emitting diode array | Jin Hyun Lee, Myong Soo Cho, Pun Jae Choi | 2011-02-08 |
| 7704771 | Light emitting device, method of manufacturing the same and monolithic light emitting diode array | Jin Hyun Lee, Myong Soo Cho, Pun Jae Choi | 2010-04-27 |