Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10825674 | Apparatus and method for mass spectrometry, and method for analyzing semiconductor wafer | Kiju Um, Cheol Sang Yoon, KangTaek Lee | 2020-11-03 |
| 8455359 | Semiconductor devices and methods of manufacturing the same | Jin Ho Kim, Seung-Ki Chae, Pil-Kwon Jun, Sun-Hee Park, Gyoung-Eun Byun | 2013-06-04 |
| 7879736 | Composition for etching silicon oxide and method of forming a contact hole using the same | Dong Won Hwang, Jung In La, Pil-Kwon Jun, Seung-Ki Chae, Yang-Koo Lee | 2011-02-01 |