Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10798474 | Waterproof sound-transmissive cover, waterproof sound-transmissive cover member and acoustic device | Yasuhiro Kurihara, Nobuyuki Osugi, Takayuki Saeki, Ryosuke Nakamura, Takafumi Namba | 2020-10-06 |