Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10240812 | Signal processing device, program, range hood device, and selection method for frequency bins in signal processing device | Wakio Yamada | 2019-03-26 |
| 10229666 | Signal processing device, program, and range hood device | Wakio Yamada | 2019-03-12 |