Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5615046 | Stereoscopic viewing system | — | 1997-03-25 |
| 5185728 | Omnidirectional ultrasonic transducer | — | 1993-02-09 |
| 5144594 | Acoustic mouse system | — | 1992-09-01 |
| 5073878 | Circuit for driving an acoustic transducer | — | 1991-12-17 |
| 5046053 | Acoustic signal detection circuit | — | 1991-09-03 |
| 4991148 | Acoustic digitizing system | — | 1991-02-05 |