Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12432485 | Control system, earphone, and control method | — | 2025-09-30 |
| 10012397 | Indoor unit | Junichi Nakanishi, Toshiaki Yamada, Katsuhiro Wakihara, Tetsuji Inoue | 2018-07-03 |
| 5697064 | Mobile communications monitor system | Takaaki Kawakami | 1997-12-09 |