Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12096182 | Capacitive-type electro-acoustic transducer | Hiroshi Akino | 2024-09-17 |
| 11589161 | Electrostatic electroacoustic transducer device, signal processing circuit for electrostatic electroacoustic transducer, signal processing method, and signal processing | Hiroshi Akino | 2023-02-21 |
| 11203039 | Acoustic-electric transducer | Mika Yoshino, Kosumo Miyauchi, Hiroshi Akino | 2021-12-21 |
| 11076222 | Electro-acoustic transducer and electro-acoustic conversion device | Hiroshi Akino | 2021-07-27 |
| 10893354 | Headset | Mika Ito, Kosumo Miyauchi, Yutaka Akino | 2021-01-12 |
| D597075 | Speaker | Masahiko Igarashi | 2009-07-28 |