Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831497 | Active quadrature signal generator using load having low-pass and high-pass filter characteristics | Hyun-Kyu Yu | 2004-12-14 |
| 5667999 | Process for preparing a fermentation product having SOD activity using a microorganism and a beverage containing the same | Byoung Youl Jang, Jin Hee Lee, Kang Pyo Lee, Un Young Kong | 1997-09-16 |