Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11798525 | Sound emitting apparatus and blade noise reduction apparatus | — | 2023-10-24 |
| 11570545 | Acoustic inspection apparatus and acoustic inspection method | Akihiko Enamito, Osamu Nishimura | 2023-01-31 |