Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5139341 | Optical modulator | Peter Kersten, Andreas Wieder | 1992-08-18 |
| 5069517 | Integrated optical waveguide | Peter Kersten | 1991-12-03 |
| 4742325 | Thin-film circuit and method of making the same | Siegfried Muller | 1988-05-03 |