Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12014332 | Systems and methods for determining a lens prescription | Timo Kratzer, Jesús-Miguel Cabeza-Guillén, Harald Ruenz | 2024-06-18 |
| 11521174 | Systems and methods for determining a lens prescription | Timo Kratzer, Jesús-Miguel Cabeza-Guillén, Harald Ruenz | 2022-12-06 |
| 10838230 | Method for making a spectacle lens | Timo Kratzer | 2020-11-17 |
| 10247960 | Method for making a spectacle lens | Timo Kratzer | 2019-04-02 |
| 10025115 | Spectacle lens having a plurality of diffraction structures for light | Rainer Sessner, Joerg Petschulat, Katharina Rifai, Peter Klopfleisch, Matthias Burkhardt +2 more | 2018-07-17 |
| 9063348 | Spectacle lens and method for making the same | Timo Kratzer | 2015-06-23 |
| 8366269 | Method of making a spectacle lens | Timo Kratzer | 2013-02-05 |
| 8038296 | Optical observation instrument and a method of controllably adjusting a refractive power in such instrument | Oliver Baumann, Jesús-Miguel Cabeza Guillén, Michael J. Claus, Markus Haidl, Gerhard Kelch +3 more | 2011-10-18 |
| 7384144 | Apparatus and method for determining centering data for spectacles | Martin Ross-Messemer, Matthias Kubitza, Frank Holler, Holger Wegendt | 2008-06-10 |
| 6393904 | Stress test rig for helicopter transmissions | Detlef Brüggemann, Willy Gerd Fischer | 2002-05-28 |
| 6361868 | Coating compounds based on silanes containing epoxide groups | Peter Bier, Stefan Sepeur, Sabine Stein | 2002-03-26 |
| 6291070 | Nanostructured moulded bodies and layers and method for producing same | Ertugrul Arpac, Peter Mueller, Peter W. Oliveira, Helmut Schmidt, Stefan Sepeur +1 more | 2001-09-18 |
| 6236493 | Optical components with a graded-index structure, and method of manufacturing such components | Helmut Schmidt, Peter W. Oliveira, Stefan Sepeur | 2001-05-22 |
| 6162853 | Method for producing a shaped piece suitable for optical purposes | Bert Braune, Elisabeth Geiter, Peter Mueller, Helmut Schmidt | 2000-12-19 |
| 6047596 | Stress test rig for helicopter gear units | Detlef Brüggemann, Gunter Schroder | 2000-04-11 |
| 6005705 | Electrochromic thin-film systems and components thereof | Helmut Schmidt, Norbert Merl, Anke Moses, Patrick Judeinstein, Anette Berni | 1999-12-21 |
| 5766680 | Method of producing structured inorganic layers | Helmut Schmidt, Martin Mennig | 1998-06-16 |
| 5716679 | Optical elements containing nanoscaled particles and having an embossed surface and process for their preparation | Rudiger Nass, Helmut Schmidt, Lubomir Spanhel | 1998-02-10 |
| 4973751 | Preparation of unsaturated compounds by elimination reaction | Toni Dockner, Eckhard Hickmann | 1990-11-27 |
| 4943671 | Reductive dehalogenation of organic halogen compounds | Toni Dockner, Manfred Sauerwald, Matthias Irgang | 1990-07-24 |
| 4824956 | Reductive dehalogenation of halogen compounds | Toni Dockner, Heinz Nohe | 1989-04-25 |
| 4617395 | Preparation of quinolines | Toni Dockner, Helmut Hagen | 1986-10-14 |
| 4551528 | Carrying out organic condensation reactions at elevated temperatures by feeding the starting materials into the bottom of a reactor charged with mineral oil followed by product distillation | Toni Dockner | 1985-11-05 |
| 4340744 | Preparation of imidazoles | Helmut Schwarz, Toni Dockner, Uwe Kempe, Werner Praetorius, Peter Magnussen +2 more | 1982-07-20 |
| 4340745 | Preparation of 2-imidazolines | Toni Dockner, Uwe Kempe, Peter Magnussen, Werner Praetorius | 1982-07-20 |