Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12057101 | Vehicle sound generation device | Keisuke Agusa | 2024-08-06 |
| 11312296 | Vehicle sound generation device | Keisuke Agusa | 2022-04-26 |
| 11043200 | Sound control device for vehicle | Naohisa Uesugi | 2021-06-22 |
| 6818322 | Surface treated steel sheet with less environmental impact for electronic components, excellent in solder wettability, a rust-proof property and a whisker-proof property | Ryoichi Yoshihara, Tokitsugu Shirakawa | 2004-11-16 |