Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12229186 | Place search by audio signals | Yongzhong Lee, Alastair Tse, Ken Kawamoto, Charles Su, Ricardo Escutia | 2025-02-18 |
| 11841900 | Place search by audio signals | Yongzhong Lee, Alastair Tse, Ken Kawamoto, Charles Su, Ricardo Escutia | 2023-12-12 |
| 11468116 | Place search by audio signals | Yongzhong Lee, Alastair Tse, Ken Kawamoto, Charles Su, Ricardo Escutia | 2022-10-11 |