Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10403257 | Sound deadening device | Kazuki Tsugihashi, Yosuke FUKUSHIMA, Kazuya Hirata, Suguru Kiuchi | 2019-09-03 |
| 10174655 | Silencer | Kazuki Tsugihashi, Yosuke FUKUSHIMA, Kazuya Hirata, Suguru Kiuchi | 2019-01-08 |