Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11536411 | Silencing tubular structure body | Shinya Hakuta, Shogo Yamazoe, Yoshihiro SUGAWARA | 2022-12-27 |
| 11493232 | Silencing system | Yoshihiro SUGAWARA, Shogo Yamazoe, Shinya Hakuta | 2022-11-08 |
| 11332926 | Soundproof structure | Shinya Hakuta, Shogo Yamazoe | 2022-05-17 |
| 11257473 | Soundproof structure and opening structure | Shogo Yamazoe, Shinya Hakuta | 2022-02-22 |