Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8086277 | Transmitter of wireless microphone, receiver for wireless microphone, portable information communication device, and wireless microphone communication system | Tomohisa Tanaka | 2011-12-27 |
| 7894769 | Wireless microphone communication system | Tomohisa Tanaka | 2011-02-22 |
| D595684 | Transmitter | Ming-Chih Chang, Tsung Yi Lee | 2009-07-07 |
| D586328 | Receiver | Ming-Chih Chang, Tsung Yi Lee | 2009-02-10 |
| D585434 | Microphone | Ming-Chih Chang, Tsung Yi Lee | 2009-01-27 |