Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12033660 | Data processing device and data processing method | Yuta Yuyama, Kunihiro Kumagai | 2024-07-09 |
| 11763837 | Data processing device and data processing method | Yuta Yuyama, Kunihiro Kumagai | 2023-09-19 |
| 11609783 | Signal processor and signal processing method | Akihiko Suyama, Tatsuya Fukuyama | 2023-03-21 |
| 11308968 | Audio signal output device, audio system, and audio signal output method | Akihiko Suyama | 2022-04-19 |
| 11182199 | Signal processor and signal processing method | Akihiko Suyama, Tatsuya Fukuyama | 2021-11-23 |
| 11140506 | Sound signal processor and sound signal processing method | Akihiko Suyama, Tatsuya Fukuyama | 2021-10-05 |
| 11089422 | Sound signal processor and sound signal processing method | Akihiko Suyama, Tatsuya Fukuyama | 2021-08-10 |
| 11004460 | Data processing device and data processing method | Yuta Yuyama, Kunihiro Kumagai | 2021-05-11 |
| 10402150 | Audio-signal processing device, and audio-signal processing method | Tomoko Ninomiya | 2019-09-03 |
| 10264233 | Content reproducing apparatus and content reproducing method | Atsushi USUI, Masaya Kano, Kohei SEKIGUCHI | 2019-04-16 |
| 10165382 | Signal processing device, audio signal transfer method, and signal processing system | Atsushi USUI, Masaya Kano, Kotaro Nakabayashi, Yuta Yuyama | 2018-12-25 |
| 9998844 | Signal processing device and signal processing method | — | 2018-06-12 |
| 9883317 | Audio signal processing apparatus | Yuta Yuyama, Masaya Kano | 2018-01-30 |
| 9706328 | Program used for terminal apparatus, sound apparatus, sound system, and method used for sound apparatus | Akihiko Suyama | 2017-07-11 |
| 9473869 | Audio signal processing device | Hideyuki Tokuhisa | 2016-10-18 |
| 9431986 | Sound processing apparatus and sound processing method | — | 2016-08-30 |
| 9356572 | Sound processing apparatus, sound system and sound processing method | Masaki Katayama | 2016-05-31 |
| 9318126 | Voice clarification apparatus | Hiroomi Shidoji | 2016-04-19 |
| 8942537 | Content reproduction apparatus and content processing method therefor | — | 2015-01-27 |
| 8868414 | Audio signal processing device with enhancement of low-pitch register of audio signal | Hideyuki Tokuhisa | 2014-10-21 |
| 8712210 | Content reproduction apparatus and content processing method therefor | — | 2014-04-29 |
| 8638954 | Audio signal processing apparatus and speaker apparatus | — | 2014-01-28 |
| 8369538 | Effect adding method and effect adding apparatus | Hitoshi Akiyama | 2013-02-05 |
| 8345893 | Sound volume controller | Hitoshi Akiyama | 2013-01-01 |
| 8045731 | Sound quality adjustment device | Hitoshi Akiyama | 2011-10-25 |