Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11606404 | Relay device and relay method of voice signal | — | 2023-03-14 |
| 10932096 | Relaying device, voice communication system, voice signal transfer method, and non-transitory computer-readable recording medium | — | 2021-02-23 |
| 10742304 | Relaying device, audio communication system and method for installing relaying devices | — | 2020-08-11 |
| 10523308 | Relaying device, communication system, and method for relaying audio signal | — | 2019-12-31 |
| 10397849 | Relaying device, communication relaying method and voice communication system | — | 2019-08-27 |
| 10263665 | Communication system | — | 2019-04-16 |
| 10194372 | Relaying device, audio-communication system and relaying method for relaying audio signal | — | 2019-01-29 |
| 10187138 | Relaying device, audio communication system, and audio signal relay method | — | 2019-01-22 |
| 10148342 | Relaying device, communication system, and method for relaying audio signal | — | 2018-12-04 |
| 10009737 | Relaying device, voice communication system and voice communication method | Keishiro UWAMORI | 2018-06-26 |
| 9705585 | Relaying device and communication system | — | 2017-07-11 |
| 9503908 | Relaying device | Keishiro UWAMORI | 2016-11-22 |
| 9374472 | Relaying device | — | 2016-06-21 |