Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7964521 | Getter paste composition | Sang Kyu Lee, Han-Bok Joo, Jong-Dai Park | 2011-06-21 |
| 7923393 | Low melting point frit paste composition and sealing method for electric element using the same | Sang Kyu Lee, Han-Bok Joo | 2011-04-12 |
| 7863207 | Glass frit and sealing method for element using the same | Sang Kyu Lee, Han-Bok Joo, Jong-Dai Park | 2011-01-04 |