Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11858831 | Desalting apparatus using solvent and the method thereof | Jae Woo Lee, Young Chul Choi, Ou Kyung Choi, Dan Dan Dong, Jun Ho Seo | 2024-01-02 |
| 11845041 | Electrically conductive membrane assembly and related systems and methods | Zachary Doubrava Hendren, Young Chul Choi | 2023-12-19 |
| 10112148 | Membrane bioreactor system using reciprocating membrane | Jaeho Ho, Shaleena Smith, Jaren Patamasank, Petia Tontcheva, Hyung Keun Roh | 2018-10-30 |
| 9884295 | Membrane bioreactor system using reciprocating membrane | Jaeho Ho, Shaleena Smith, Jaren Patamasank, Petia Tontcheva, Hyung Keun Roh | 2018-02-06 |
| 5886550 | Integrated circuit built-in type supply power delay circuit | Jong Kee Kwon, Ook Kim, Chang Jun Oh, Jong-Ryul Lee, Won Chul Song +1 more | 1999-03-23 |
| 5088579 | Oil pickup structure of a compressor | Ki-man Kim | 1992-02-18 |