Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11242276 | Method for producing a glass-fibre preform with a core of a polygonal core cross section | Jörg Kötzing | 2022-02-08 |
| 9720264 | Polarization-maintaining optical fibre and preform and method for producing the same | Thomas Gutsche, Robert Hanf, Lothar Brehm | 2017-08-01 |
| 9164229 | Bend insensitive gradient index multi-mode light conducting fiber | Christian Genz, Lothar Brehm, Falk Wirth | 2015-10-20 |
| 8879879 | Optical fiber, in particular a laser fiber containing a doped glass fiber core and cladding around the fiberglass core | Lothar Brehm, Matthias Auth, Elke Poppotz | 2014-11-04 |
| 8800324 | Method for producing a glass fiber and device | Lothar Brehm, Matthias Auth | 2014-08-12 |
| 8805145 | Bend insensitive gradient index multi-mode light conducting fiber | Harald Hein, Christian Genz, Lothar Brehm, Falk Wirth | 2014-08-12 |
| 6769275 | Method for making optical fiber preform using simultaneous inside and outside deposition | Mikhail I. Guskov, Eugenie B. Danilov, Mohd Aslami, Dau Wu | 2004-08-03 |