Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9313584 | Hearing assistance suitability determining device and hearing assistance suitability determining method | Yoshiaki Takagi, Takashi Katayama | 2016-04-12 |
| 8571245 | Hearing assistance suitability determining device, hearing assistance adjustment system, and hearing assistance suitability determining method | Yoshiaki Takagi, Gempo Ito, Eiji Noguchi, Takashi Katayama | 2013-10-29 |