Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8126167 | Condenser microphone | Seiji Hirade, Tamito Suzuki, Yukitoshi Suzuki, Masayoshi Omura | 2012-02-28 |
| 8031890 | Electroacoustic transducer | Toshihisa Suzuki, Masayoshi Omura | 2011-10-04 |