Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6727709 | Vacuum gauge using peltier tip | Yoon-Hee Jeong, Dae-Hwa Jung, Chong-Do Park | 2004-04-27 |
| 6451130 | Method for forming Cr2O3 film on stainless steel surface | Bok Lae Cho | 2002-09-17 |