Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7679806 | Method for making optical elements for microlithography, the lens systems obtained by the method and their uses | Gunther Wehrhan, Regina Martin, Lutz Parthier, Joerg Staeblein, Martin Letz +2 more | 2010-03-16 |
| 7013065 | Planar optical apparatus for setting the chromatic dispersion in an optical system | Fabian Florian Kerbstadt | 2006-03-14 |
| 6834150 | Optical waveguide | Frank Heine, Robert Lange, Thomas Schwander, Bernd-Michael DICKS | 2004-12-21 |
| 5993545 | Crucible for growing single crystals, process for making the same and use of the same | David Francis Lupton, Jorg Schielke, Manfred Weigelt, Eric Mix, Livio Fornasiero | 1999-11-30 |
| 5280189 | Semiconductor element with a silicon layer | Bernd Schuppert, Armin Splett, Joachim Schmidtchen | 1994-01-18 |
| 4549806 | Method and apparatus measuring absolute rotation | Peter Marten | 1985-10-29 |
| 4529313 | Ring interferometer | Peter Russer | 1985-07-16 |
| 4359775 | Semiconductor laser | Peter Marschall, Ewald Schlosser, Hans-Peter Vollmer, Claus Wolk | 1982-11-16 |