Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698937 | Cathode for electron tube | Gyu-nam Ju, Jong-Seo Choi, Kwang-Min Lee, Kwi-Seok Choi | 1997-12-16 |
KK
Keun Bae Kim
Overall (1997): #119,999 of 185,788Top 65%
1
Patents 1997