Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6476489 | Apparatus and manufacturing method for semiconductor device adopting NA interlayer contact structure | Dae-hong Ko, Nae-In Lee, Young-Wook Park | 2002-11-05 |
| 6372616 | Method of manufacturing an electrical interconnection of a semiconductor device using an erosion protecting plug in a contact hole of interlayer dielectric layer | Hyeon-Deok Lee, Il Kim | 2002-04-16 |