Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4611185 | Electrical noise filter | Hans Kinzler, Karlheinz Lahner, Hans-Werner Schulz | 1986-09-09 |
| 4581596 | Interference suppression filter | Karl Holzmann, August Kaser, deceased, Hans Kornstadt, Josef Kraus, Joachim Muller +1 more | 1986-04-08 |
| 4564260 | Optical waveguide branching unit and method of making same | Norbert Odemar, Gerhard Winzer | 1986-01-14 |