Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11745668 | Speaker disposition structure of vehicle | Kiyoshi Mutsura, Kouki Hirao, Koji Wakamatsu, Hiroshi Yamanaka | 2023-09-05 |
| 11535171 | Speaker disposition structure of vehicle | Kiyoshi Mutsura, Kouki Hirao, Koji Wakamatsu, Hiroshi Yamanaka | 2022-12-27 |