Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10482894 | Dereverberation device and hearing aid | Masahiro Sunohara, Yoichi Fujisaka, Yoko Fujishima | 2019-11-19 |
| 8821706 | Method and apparatus for producing conductive polymer film | Pu Qian, Kazuhiro Kagawa | 2014-09-02 |