Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5085493 | Method of simultaneously splicing by fusion welding several pairs of optical wave guides | Werner Zell, Ulrich Romahn | 1992-02-04 |
| 5024498 | Switch box for producing freely selectable optical plug connections | Peter G. Deusser, Olaf W. R. Holzmann | 1991-06-18 |
| 5020874 | Method of and device for feeding a plurality of optical waveguides into a clamping device | Werner Zell, Detlef M. Boehm, August G. Frohlich, Detlef Schade, Bernhard R. Goletz | 1991-06-04 |
| 4900121 | Method for establishing a connection between two optical lines and a device for implementation of this method | Werner Zell | 1990-02-13 |
| 4886336 | Storage device for a spare length of at least one optical fibre | Peter G. Deusser, Detlef M. Boehm | 1989-12-12 |
| 4859020 | Branching circuit for an optical cable comprising a plurality of optical waveguides and a method of producing same | Peter G. Deusser, Detlef M. Boehm, Karl Eiden | 1989-08-22 |
| 4798432 | Storage container for a section of a light conducting fibre | Detlef M. Boehm | 1989-01-17 |
| 4765708 | Storage device for a spare length of an optical line | Peter G. Deusser, Werner Zell | 1988-08-23 |
| 4740054 | Optical fiber cable including irreversibly preshrunk supporting element and method of making same | Werner Zell | 1988-04-26 |
| 4610505 | Sheath for light waveguides | Helmut Wirth, Werner Zell | 1986-09-09 |
| 4583929 | Apparatus for manufacturing an optical cable element | Werner Zell | 1986-04-22 |