Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7221550 | Surge protection device and method | Byung-Ho Chang, Yong Woo Kim, Alexandr Vasilievich Garmonov, Alexandr Victorovich Gluschenko, Yaroslav Vladimirivich Grischuk | 2007-05-22 |