Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6693902 | Cross-connection architecture for SDH signals comprising time-and-space division switch groups | Kari Sahlman, Tarmo Anttalainen | 2004-02-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6693902 | Cross-connection architecture for SDH signals comprising time-and-space division switch groups | Kari Sahlman, Tarmo Anttalainen | 2004-02-17 |