Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10122562 | Method and apparatus for transmitting and receiving data in multicarrier communication system | Chan-Hong Kim, Soo Yong Choi, Sang Woo Kim, Hyung Ju Nam | 2018-11-06 |
| 7121813 | Reverse rotation preventing structure of centrifugal compressor | Kwang-Ha Suh, Young Kwan Kim, Yoo Chol Ji, Dae Wang | 2006-10-17 |
| 6729858 | Thrust bearing cooling unit for a turbo compressor | Kwang-Ha Suh, Young Kwan Kim, Yoo Chol Ji, Dae Wang, Hoi-Sun Kim | 2004-05-04 |
| 6698929 | Turbo compressor | Kwang-Ha Suh, Young Kwan Kim, Yoo Chol Ji, Dae Wang | 2004-03-02 |
| 6675594 | Cooling system and cooling method | Kwang-Ha Suh, Young Kwan Kim, Yoo Chol Ji, Dae Wang | 2004-01-13 |
| 6499955 | Centrifugal compressor structure with impellers | Sang Wook Lee, Young Kwan Kim, Yoo Chol Ji, Kwang-Ha Suh | 2002-12-31 |
| 6471493 | Assembly structure for a turbo compressor | Sang Wook Lee, Yoo Choi Ji, Kwang-Ha Suh | 2002-10-29 |
| 6155802 | Turbo compressor | Hyeong-Seok Kim, Sang Wook Lee | 2000-12-05 |
| 6009722 | Motor cooling structure for turbo | Hyeong-Seok Kim, Sang Wook Lee | 2000-01-04 |