Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9429003 | Method for recovering methane gas from natural gas hydrate by injecting CO2 and air mixed gas | Dong-Yeun Koh | 2016-08-30 |
| 7988750 | Method for recovering methane gas from natural gas hydrate | Do-Youn Kim, Young June Park | 2011-08-02 |
| 6602326 | Method for separation of gas constituents employing hydrate promoter | Seong-Pil Kang | 2003-08-05 |
| 6522645 | Computer telephony integration system and operation method therein | Min Jeong Lee | 2003-02-18 |
| 6324865 | Triple-effect absorption chillers with vapor compression units | Jin-Soo Kim | 2001-12-04 |
| 5672775 | Method of separating phenol from highly concentrated phenol solution | Ji Ho YOON | 1997-09-30 |