Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7843286 | Dielectric resonator filter having a tunable element eccentrically located and a method of production thereof | Thomas Kley, Daniel T. Heinze | 2010-11-30 |
| 5015088 | Illuminating apparatus for projection purposes | Beat Frick | 1991-05-14 |
| 4779963 | Optical image amplifier apparatus | — | 1988-10-25 |