Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12107217 | Electrolyte membrane for lithium secondary battery and membrane-electrode structure for lithium secondary battery having the same | Duk Joon Kim, Hai Hoang, Anh Le Mong, Zhenchuan Tian | 2024-10-01 |
| 11876176 | Copolymer having functional group as substituent at chain-end, method for preparing electrolyte membrane for secondary battery including the same, and electrolyte membrane for secondary battery including the same | Duk Joon Kim, Zhenchuan Tian, Le Mong Anh, Hae Ryung PARK | 2024-01-16 |
| RE49317 | Transformer and method of manufacturing the same | Hyun Paek, Yoo Sam Na, Hyeon Seok Hwang, Gyu Suck KIM, Shin Hwan Hwang +1 more | 2022-11-29 |
| 5818707 | Simplified active power factor correction controller IC | Hwan-Ho Seong | 1998-10-06 |
| 5739728 | RC oscillator in which a portion of charging current is shunted away from capacitor | — | 1998-04-14 |