Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6768763 | Resonator system with at least two folding elements | Keming Du, Reinhart Poprawe, Konstantin Boucke | 2004-07-27 |
| 6654163 | Optical amplifier arrangement for a solid state laser | Keming Du, Reinhart Poprawe | 2003-11-25 |
| 6365870 | Method and device for treating work pieces with laser radiation | Dirk Petring, Hans-Georg Treusch, Reinhart Poprawe | 2002-04-02 |
| 6324190 | Device with at least one beam source and an arrangement for geometric reshaping of the radiation field emitted by the beam source | Keming Du | 2001-11-27 |
| 6160664 | Process and device for forming and guiding the radiation field of one or several solid and/or semiconductor lasers | Keming Du | 2000-12-12 |
| 6124973 | Device for providing the cross-section of the radiation emitted by several solid-state and/or semiconductor diode lasers with a specific geometry | Keming Du | 2000-09-26 |
| 6115185 | Process and device for forming and guiding the radiation field of one or several solid and/or semiconductor lasers | Keming Du | 2000-09-05 |
| 5887096 | Arrangement for guiding and shaping beams from a rectilinear laser diode array | Keming Du | 1999-03-23 |
| 5514867 | Apparatus for determining the radial intensity distribution of laser radiation | Eckhard Beyer, Reinhard Kramer | 1996-05-07 |
| 5327449 | Laser resonator | Keming Du | 1994-07-05 |
| 5209567 | Apparatus for measuring the radiation capacity of lasers | Volker Sturm, Alexander J. Drenker | 1993-05-11 |
| 5185760 | Aerodynamic window for a gas laser | Keming Du, Joachim Franek | 1993-02-09 |
| 5148443 | Laser | Keming Du, Gerd Herziger | 1992-09-15 |
| 5014282 | Gas laser | Gerd Herziger, Otto Märten, Hartwig Boning | 1991-05-07 |
| 4839493 | Arrangement for machining workpieces by means of a laser beam by building up a plasma that is to be kept within limits | Gerd Herziger, Eckhard Beyer, Reinhart Poprawe | 1989-06-13 |
| 4573162 | Gas laser, particularly fast axial flow gas transport laser | Lothar Bakowsky, Eckhard Beyer, Gerd Herziger | 1986-02-25 |