Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5541725 | Method and device for testing a plurality of optical waveguides | Thomas Wartmann | 1996-07-30 |
| 5424831 | Method and apparatus for measuring a plurality of light waveguides | Rainer Matthias Kossat, Manfred Loch, Gervin Ruegenberg | 1995-06-13 |
| 5384870 | Method and apparatus for identifying the position of two groups of light waveguides to be aligned | — | 1995-01-24 |
| 5206927 | Cassette and cassette block for light waveguides | Lothar Finzel, Thomas Ruckgaber | 1993-04-27 |
| 5189300 | Method and apparatus for measuring the attenuation of an optical medium | Gervin Ruegenberg | 1993-02-23 |
| 5189298 | Measuring instrument using two transmitters and two receivers for measuring light travelling in an optical medium | — | 1993-02-23 |
| 5179275 | Method for measuring light being coupled into and out of a light waveguide | Gervin Ruegenberg | 1993-01-12 |
| 5159399 | Measuring device for an optical medium having a light receiver guidable to either of two measuring locations | Manfred Loch | 1992-10-27 |
| 5078489 | Method and apparatus for measuring optical attenuation of an optical medium | — | 1992-01-07 |
| 5011259 | Method for aligning two waveguide fiber ends and an apparatus for performing the method | Thomas Eder | 1991-04-30 |