Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5612813 | Optical isolator, circulator, switch or the like, including a faraday rotator | Hans Damman, Elke B. Pross, Wolfgang F. M. Tolksdorf | 1997-03-18 |
| 5453691 | Miniaturized squid module having an intermediate super conducting support for connecting squid input terminals to gradiometer wires | Bernd David, Olaf Dössel, Wilfried Edeler, Wolfgang Hoppe, Rolf U. D. Kobs +2 more | 1995-09-26 |
| 5240550 | Method of forming at least one groove in a substrate layer | Ralf Boehnke, Hans Dammann | 1993-08-31 |
| 5029243 | Device for working a workpiece using laser light | Hans Dammann, Paul Patt, Christian H. F. Velzel, Klaus B. Schildbach | 1991-07-02 |
| 4798434 | Optical polarization regulator having a wave-guide structure | Hans Dammann, Elke B. Pross, Wolfgang F. M. Tolksdorf, Manfred Zinke | 1989-01-17 |
| 4748614 | Optical wavelength-multiplexing and/or demultiplexing device | Hans Dammann, Ulrich Killat | 1988-05-31 |
| 4746182 | Phase-matched magnetooptical mode converter | Hans Dammann, Elke B. Pross, Wolfgang F. M. Tolksdorf, Manfred Zinke | 1988-05-24 |
| 4397930 | Record carrier for deformation images | Ulrich Killat, Hans-Jürgen Schmitt | 1983-08-09 |