Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D928741 | Audio system | Jun Komiyama, Hitoshi Takahashi, Daisuke Kurihara | 2021-08-24 |
| D721699 | Electronic book | — | 2015-01-27 |
| D685765 | Speaker | Takayuki Wada | 2013-07-09 |
| D669463 | Vehicle panel | Mitsuhiro Uehara | 2012-10-23 |
| D666216 | Disc player | — | 2012-08-28 |
| D636376 | Amplifier | Raku Ishida | 2011-04-19 |
| D635553 | Speaker | Naoya Sukeda | 2011-04-05 |
| D624900 | Amplifier | Raku Ishida | 2010-10-05 |
| D605660 | Disc player | — | 2009-12-08 |
| D585437 | Disc player | — | 2009-01-27 |
| D578113 | Speaker | — | 2008-10-07 |
| D576979 | Disc player | — | 2008-09-16 |
| D574809 | Amplifier for car | — | 2008-08-12 |
| D573976 | Amplifier for car | — | 2008-07-29 |
| D505428 | Hard disc player | — | 2005-05-24 |