Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791813 | Communication line surge protecting system | Takashi Shikano, Chikashi Okabayashi | 2004-09-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791813 | Communication line surge protecting system | Takashi Shikano, Chikashi Okabayashi | 2004-09-14 |