Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10075803 | Speaker device | — | 2018-09-11 |
| 10038963 | Speaker device and audio signal processing method | Susumu Takumai, Keiichi Imaoka | 2018-07-31 |
MK
Masaki Katayama
Overall (2018): #123,435 of 503,207Top 25%
2
Patents 2018