Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11001780 | Cutting oil composition | Seung Hun Lee, Seung Hyun Lee, Seong Hwan Kim | 2021-05-11 |
| 10717878 | Anti-reflection coating composition and anti-reflection film utilizing same | Seung Hun Lee, Seung Hyun Lee | 2020-07-21 |
| 9829797 | Cleaning composition for photolithography and method of forming photoresist pattern using the same | Seung Hun Lee, Seung Hyun Lee, Sang-Woong Yoon | 2017-11-28 |