Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9168468 | System and method for recycling high-boiling-point waste photoresist stripper | Ho Kyung Lee, Myung Jun Park, Kee Kahb Koo, Jae Kyeong Kim | 2015-10-27 |
| 8961744 | System and method for recycling high-boiling-point waste photoresist stripper | Ho Kyung Lee, Myung Jun Park, Kee Kahb Koo, Jae Kyeong Kim | 2015-02-24 |