Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11678119 | Virtual sound image control system, ceiling member, and table | Wakio Yamada | 2023-06-13 |
| 11228839 | Virtual sound image control system, light fixture, kitchen system, ceiling member, and table | Wakio Yamada | 2022-01-18 |
| 11094310 | Signal processor, noise canceling system, signal processing method, and program | Wakio Yamada | 2021-08-17 |