Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5612813 | Optical isolator, circulator, switch or the like, including a faraday rotator | Hans Damman, Gert Rabe, Wolfgang F. M. Tolksdorf | 1997-03-18 |
| 4798434 | Optical polarization regulator having a wave-guide structure | Hans Dammann, Gert Rabe, Wolfgang F. M. Tolksdorf, Manfred Zinke | 1989-01-17 |
| 4746182 | Phase-matched magnetooptical mode converter | Hans Dammann, Gert Rabe, Wolfgang F. M. Tolksdorf, Manfred Zinke | 1988-05-24 |
| 4712855 | Planar optical waveguide and method of manufacturing same | Wolfgang F. M. Tolksdorf, Inske E. H. Bartels, Hans Dammann, Claus-Peter Klages | 1987-12-15 |
| 4707058 | Planar optical waveguide and process for its manufacture | Wolfgang F. M. Tolksdorf, Inske E. H. Bartels | 1987-11-17 |