Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10827075 | Echo reducer, voice communication device, method for reducing echo, and recording medium | Tetsuto Kawai, Satoshi Ukai | 2020-11-03 |
YO
Yoshifumi Oizumi
Overall (2020): #211,245 of 565,922Top 40%
1
Patents 2020