Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11913456 | Rotary vane compressor with residual refrigerant removal | Sangmin Na | 2024-02-27 |
| 11655817 | Rotary compressor | Sangmin Na | 2023-05-23 |
| 11466686 | Rotary compressor | Sangmin Na | 2022-10-11 |
| 11441566 | Rotary compressor having roller with dimple portion | Sangmin Na, Wonbae PARK | 2022-09-13 |
| 11428223 | Rotary compressor with wear avoiding portion | Hyeongseok Kim, Yonghyeon Sung | 2022-08-30 |
| 11225970 | Rotary compressor with vane slot disposed at predetermined tilting angle | Shin Chul Kim, Kyuchul Han | 2022-01-18 |
| 10731647 | High pressure compressor and refrigerating machine having a high pressure compressor | Jeonghyeon PARK, Yeongcheol KO | 2020-08-04 |
| 10309700 | High pressure compressor and refrigerating machine having a high pressure compressor | Jeonghyeon PARK, Yeongcheol KO | 2019-06-04 |
| 7745096 | Photosensitive polyimide composition, polyimide film and semiconductor device using the same | Myung Sup Jung, Sang-mock Lee | 2010-06-29 |