Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10038963 | Speaker device and audio signal processing method | Masaki Katayama, Susumu Takumai | 2018-07-31 |
KI
Keiichi Imaoka
Overall (2018): #345,578 of 503,207Top 70%
1
Patents 2018