Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1087401 | Acoustic obstruction prevention equipment | — | 2025-08-05 |
| D1087402 | Acoustic obstruction prevention equipment | — | 2025-08-05 |
| 9915066 | Sound absorbing panel and soundproof wall equipment | Yasushi Hoshino, Masakazu Kiyama, Junichi Fukito | 2018-03-13 |