Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5521565 | Surface wave interdigital transducer and surface wave filter with symmetric or predeterminable asymmetric transfer characteristic between input and output | — | 1996-05-28 |
| 5414321 | Surface-wave arrangement having a structure for preventing interfering acoustic wave components | Isidor Schropp, Giuliano Visintini | 1995-05-09 |
| 5349260 | Two track surface wave arrangement with improved selection property | Giuliano Visintini | 1994-09-20 |
| 5128640 | Surface wave low filter loss having coupling transducers | — | 1992-07-07 |