Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9521719 | Circuit for driving lighting apparatus and method thereof | Gyu Ho LIM, Beom-seon Ryu | 2016-12-13 |
| 8799619 | Method and system for providing distributed programming environment using distributed spaces, and computer readable recording medium | Woo Hyun Kim, Du Ho Kim | 2014-08-05 |
| 6447686 | Rapid coagulation-flocculation and sedimentation type waste water treatment method | Chun Sik Choi | 2002-09-10 |