Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6427919 | Recognition system for identification-card singularity | — | 2002-08-06 |
| 6393920 | Sound pressure sensing device | — | 2002-05-28 |
| 6366675 | Sound pressure detecting system | — | 2002-04-02 |
| 6360611 | Device for ultrasound radiation into a material | — | 2002-03-26 |
| 6343049 | Ultrasonic transmitting and receiving system for digital communication | — | 2002-01-29 |
| 6340347 | Vibration displacement sensing device | — | 2002-01-22 |