Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7477032 | Compressor and a driving method thereof | Hyen Young Choi | 2009-01-13 |
| 7439692 | Linear compressor and apparatus to control the same | — | 2008-10-21 |
| 7268895 | Inspection system and a method for inspecting a semiconductor wafer | Jang-Hyeok Lee, Wook-Sung Son | 2007-09-11 |
| 7259756 | Method and apparatus for selecting information in multi-dimensional space | Tae-sik Park, Sang-goog Lee | 2007-08-21 |
| 7112936 | Apparatus and method for controlling brushless DC motor | — | 2006-09-26 |
| 7095204 | Startup control method of brushless DC motor | Dae Kyong Kim, Sang Taek Lee, Hyen Young Choi | 2006-08-22 |