Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11172295 | Information processing device, information processing system, and information processing method | Kazuya Mushikabe, Akihiko Suyama | 2021-11-09 |
| 10483931 | Audio device, speaker device, and audio signal processing method | Katsumasa KOSUGE | 2019-11-19 |
| 10402150 | Audio-signal processing device, and audio-signal processing method | Ryotaro Aoki | 2019-09-03 |
| 9247371 | Sound processing apparatus | Yuta Yuyama, Masaki Katayama | 2016-01-26 |
| 8340322 | Acoustic processing device | Masaki Katayama | 2012-12-25 |
| 7673900 | Airbag device | Aki Yokoyama | 2010-03-09 |
| 7665765 | Air-bag and method of folding the same | Aki Yokoyama, Yukihiro Naitou | 2010-02-23 |