Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10750273 | Bass reflex port and bass reflex type speaker | Akira Miki, Hirofumi Onitsuka | 2020-08-18 |
KU
Katsuya Uchida
Overall (2020): #394,638 of 565,922Top 70%
1
Patents 2020