Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11682375 | Speaker system, sound processing device, sound processing method, and recording medium | Udeni Sangakkara, Takuto Takizawa, Eiji Saitou, Yukiharu Wakiguchi | 2023-06-20 |
| 10856061 | Speaker device | Takuto Takizawa, Yukiharu Wakiguchi, Hiroya Morikawa | 2020-12-01 |
| 7792417 | Data processor | — | 2010-09-07 |
| 7657847 | Copy control information deciding apparatus | Kei Ichikawa | 2010-02-02 |
| 7522223 | Audio signal delay apparatus and method | — | 2009-04-21 |
| 7502073 | Signal processor | — | 2009-03-10 |