Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11056904 | Electronic device for charging battery and operating method thereof | Hoon Choi, Yong-Youn Kim, Dong-Jun Lee, Hyang-Bok Lee, Seong-Kyu Maeng +2 more | 2021-07-06 |
| 6797109 | Process chamber used in manufacture of semiconductor device, capable of reducing contamination by particulates | Jeong-hyuck Park, Hee-duk Kim, Jung-hun Cho, Sung-bum Cho, Young-Koo Lee +6 more | 2004-09-28 |
| 6464794 | Process chamber used in manufacture of semiconductor device, capable of reducing contamination by particulates | Jeong-hyuck Park, Hee-duk Kim, Jung-hun Cho, Sung-bum Cho, Young-Koo Lee +6 more | 2002-10-15 |
| 6176969 | Baffle plate of dry etching apparatus for manufacturing semiconductor devices | Jeong-hyuck Park | 2001-01-23 |