Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874712 | Fabrication method of bipolar transistor | Myung-Sung Kim, Hyun-soon Kang, Hee K. Park | 1989-10-17 |
SL
Soon-Kwon Lim
Overall (1989): #56,099 of 140,708Top 40%
1
Patents 1989