Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6496728 | Methods for extracting substances using alternating current | S. Kevin Li, William I. Higuchi, Honggang Zhu | 2002-12-17 |
| 6380748 | Apparatus and method for diagnosing antennas using switches | Min Soo Kang, Churl Hur, Seok-Jun Hong | 2002-04-30 |