Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6231918 | Oxide film thickness standards and manufacturing methods thereof | Sang-Kil Lee | 2001-05-15 |
| 6008503 | Oxide film thickness standards | Sang-Kil Lee | 1999-12-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6231918 | Oxide film thickness standards and manufacturing methods thereof | Sang-Kil Lee | 2001-05-15 |
| 6008503 | Oxide film thickness standards | Sang-Kil Lee | 1999-12-28 |