Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10499163 | Microphone assembly | Mayumi Kaneko, Ryuji Awamura, Hidenori Motonaga, Kensuke Nakanishi | 2019-12-03 |
| 7171012 | Microphone | Toshiro Izuchi, Hiroshi Yamagata, Hideki Kozawa | 2007-01-30 |