Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6636201 | Acoustic touchscreen having waveguided reflector arrays | Paulo I. Gomes, Joel C. Kent, James L. Aroyan | 2003-10-21 |
| 6473075 | Adaptive frequency touchscreen controller employing digital signal processing | Paulo I. Gomes, Hiroshi Kaneda, Joel C. Kent, Arie Ravid | 2002-10-29 |
| 6091406 | Grating transducer for acoustic touchscreens | Hiroshi Kaneda, Robert Adler, Joel C. Kent, Bruce W. Maxfield, Masao Takeuchi | 2000-07-18 |