Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6429445 | Electron beam irradiating apparatus having cathode plate formed of non-metal conductive material | Seong-Ho Kim, Sung Jin Kim | 2002-08-06 |
HL
Hae-jeong Lee
Overall (2002): #210,408 of 266,432Top 80%
1
Patents 2002