Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653913 | Tunable piezoelectric filter arrangement using a dielectric material with a voltage-dependent dielectric constant | Mareike Klee, Hans-Peter Löbl, Rainer Kiewitt, Uwe Mackens, Martinus Hermanus Wilhelmus Maria Van Delden +2 more | 2003-11-25 |
| 6583688 | Tunable filter arrangement comprising resonators with reflection layers | Mareike Klee, Hans-Peter Löbl, Rainer Kiewitt, Uwe Mackens, Martinus Hermanus Wilhelmus Maria Van Delden +2 more | 2003-06-24 |
| 6509814 | Bulk acoustic wave filter with optimized series and shunt resonator static capacitances | — | 2003-01-21 |