Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5940198 | Optical unit for synchronizing clock signals | Coen T. H. F. Liedenbaum, Engelbertus C. M. Pennings, Raymond Van Roijen, John J. E. Reid, Lukas Frederik Tiemeijer | 1999-08-17 |
| 5867520 | Optical unit for multiplying the frequency of a clock signal | Coen T. H. F. Liedenbaum, Engelbertus C. M. Pennings, Raymond Van Roijen, John J. E. Reid, Lukas Frederik Tiemeijer | 1999-02-02 |
| 5196958 | Optical amplifier having gain at two separated wavelengths | Wilma Van Es-Spiekman, Leonardus J. M. Hendrix | 1993-03-23 |