Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6418115 | Exchange for changing a route of a transmission path to bypass a malfunctioning switch | Hiroaki Shirai | 2002-07-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6418115 | Exchange for changing a route of a transmission path to bypass a malfunctioning switch | Hiroaki Shirai | 2002-07-09 |