Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7123842 | Ultrasonic and infrared transmitter with tunable carrier frequency | Chun-Yang Hsiao | 2006-10-17 |
| 7059933 | Ultrasonic signaling interactive toy | Chun-Yang Hsiao | 2006-06-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7123842 | Ultrasonic and infrared transmitter with tunable carrier frequency | Chun-Yang Hsiao | 2006-10-17 |
| 7059933 | Ultrasonic signaling interactive toy | Chun-Yang Hsiao | 2006-06-13 |