Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6198857 | Add/drop optical multiplexing device | Michael A. Scobey, Derek E. Spock, Robert W. Lafreniere | 2001-03-06 |
| 6167171 | Cascading optical multiplexing device | Michael A. Scobey, Derek E. Spock | 2000-12-26 |
| 5859717 | Multiplexing device with precision optical block | Michael A. Scobey, Derek E. Spock, Robert W. Lafreniere | 1999-01-12 |