Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9643215 | Substrate cleaning apparatus | Seung-Jun Lee, Jung Hwa YOU, Dong Myung Shin | 2017-05-09 |
SH
Sohra Hahn
Overall (All Time): #2,943,823 of 4,157,543Top 75%
1
Patents All Time