Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6832606 | Wire saw and cutting method thereof | Nobuo Otake, Hirofumi Takei | 2004-12-21 |
| 6674715 | Switching of redundant communication channels in ATM switching system | — | 2004-01-06 |