Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11323799 | Supporter and electroacoustic transducer device | Yu TSUCHIHASHI, Atsushi Hattori, Kazuhiko NISHIZAWA, Akira Miki | 2022-05-03 |
| 10725222 | Display device, electronic apparatus, and light guide unit | Kazuhiko NISHIZAWA, Hisashi Nagai, Noritsugu Kusaba | 2020-07-28 |