Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11408864 | Qualitative and quantitative analysis method for high molecular weight additive by using size-exclusion chromatography-pyrolysis-gas chromatography/mass spectrometry | Byoung Hyoun Kim, Dong Hyun Kim, Yura Lee, Hyun Sik You | 2022-08-09 |
| 11260319 | Solid phase extraction method using micro device | Junwon Choi, Dae Hun Kim, Ye Hoon Im, Yeu Young Youn | 2022-03-01 |
| 11065557 | Micro device for solid phase extraction | Dae Hun Kim, Byoung Hyoun Kim, Yeu Young Youn, Kyoungjoo Jin, Jun Won Choi +1 more | 2021-07-20 |