Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12329866 | Selective smart air-surface sterilization system based on occupied situation and empty situation | Jung-Yeon Yu | 2025-06-17 |
| 11714960 | Syntactic analysis apparatus and method for the same | Sung Soo Park, Chang Woo Chun, Chan Ill Park, Su Hyun Park, Jung-kuk Lee +5 more | 2023-08-01 |
| 9452304 | Non-directional smoke control damper having chain gear type blade advancing/retreating device | Hyung Kyou Ryu | 2016-09-27 |