Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9155593 | Positioning unit and monitoring device | Carsten Feiertag, Guenter Pfeiffer | 2015-10-13 |
| 8579440 | Eyesight testing apparatus | Carsten Feiertag | 2013-11-12 |
| 7367674 | Perimeter and a method for operating a perimeter | — | 2008-05-06 |
| 7092152 | Optical device for releasable attachment to a microscope | — | 2006-08-15 |
| 6967774 | Microscope for the wide-angle viewing, in particular for eye surgeries | Josef Reiner | 2005-11-22 |
| 6788455 | Microscope for the wide-angle viewing, in particular for eye surgeries | Josef Reiner | 2004-09-07 |
| 6733128 | Microscope for noncontact wide-angle viewing | — | 2004-05-11 |
| 6439721 | Device for viewing the fundus of the eye | Josef Reiner | 2002-08-27 |
| D445820 | Magnification spectacles | Wolfgang Veit | 2001-07-31 |
| 5870168 | Vision-testing device | Carsten Feiertag | 1999-02-09 |
| 5282085 | Stereoscopic microscope including a field-magnifying lens in front of the objective lens | Heinz Volkert, Manfred Spitznas | 1994-01-25 |
| 4856872 | Attachment for microscopes | M. Spitznas, Wolfgang Veit | 1989-08-15 |
| 4798458 | Anomaloscope | Hartmut Gehrung, Hermanm Krastel | 1989-01-17 |
| 4710000 | Surgical stereomicroscope | Manfred Spitznas, Josef Reiner, Wolfgang Veit | 1987-12-01 |
| 4685784 | Method for controlling fixation of a patient's eye during perimeter measurements | — | 1987-08-11 |