Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5793266 | Differential input and/or differential output, transversely-coupled surface acoustic wave filter | Jeffrey T Mink | 1998-08-11 |
| 5771556 | Acoustic wave device and manufacturing method | Steven Ray Stringer, Richard Dale Coyne | 1998-06-30 |
| 5760664 | Acoustic wave filter with double reflective gratings and method for producing the same | — | 1998-06-02 |
| 5726610 | Saw filter device for radio tranceiver utilizing different coupling coefficient ratios | Philip P. Kwan, David Stumbo | 1998-03-10 |
| 5701645 | Acoustic wave device manufacturing method | Steven Ray Stringer, Richard Dale Coyne | 1997-12-30 |
| 5632909 | Filter | Philip P. Kwan, David Stumbo | 1997-05-27 |
| 5486058 | Continuous touch keyboard | — | 1996-01-23 |
| 5463361 | Surface acoustic wave filter and method | — | 1995-10-31 |
| 5309126 | Spatially varying multiple electrode acoustic wave filter and method therefor | — | 1994-05-03 |
| 4769516 | Finger operated switching apparatus | — | 1988-09-06 |
| 4761522 | Finger operated switching apparatus | — | 1988-08-02 |
| 4601915 | Method of fabricating air supported crossovers | Richard A. Gross, Howard D. Knuth | 1986-07-22 |