Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6663756 | Microchip-type oxygen gas sensor based on differential potentiometry | Dong Kwon Lee, Tae Young Kang, Sung Hyuk Choi, Jae Seon Lee, Geun Sig Cha | 2003-12-16 |
| 6554982 | Miniaturized solid-state reference electrode with self-diagnostic function | Jae Ho Shin, Sung-dong Lee, Geun Sig Cha, Byeong-Woo Bae | 2003-04-29 |
| 6509148 | Method for fabricating biosensors using hydrophilic polyurethane | Geun Sig Cha, Jae Ho Shin | 2003-01-21 |