Issued Patents 2024
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12067963 | Soundproof structure body | Akihiko OHTSU, Yoshihiro SUGAWARA, Shogo Yamazoe | 2024-08-20 |
| 12006953 | Blower with silencer | Shogo Yamazoe, Yoshihiro SUGAWARA, Akihiko OHTSU | 2024-06-11 |
| 11976673 | Blower with silencer | Yoshihiro SUGAWARA, Akihiko OHTSU, Shogo Yamazoe | 2024-05-07 |
| 11869470 | Acoustic system | Yoshihiro SUGAWARA, Akihiko OHTSU, Shogo Yamazoe | 2024-01-09 |