Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D938943 | Stand for speaker | — | 2021-12-21 |
| D919597 | Speaker | — | 2021-05-18 |
| D749107 | Display screen with animated graphical user interface | — | 2016-02-09 |
| D739049 | Sound control panel | Makoto Kurihara, Yoshitaka Ide, Yoshihiro Katsumata | 2015-09-15 |
| D723190 | Sound control panel | Makoto Kurihara, Yoshitaka Ide, Yoshihiro Katsumata | 2015-02-24 |
| D717278 | Audio mixer | — | 2014-11-11 |
| 8714303 | Acoustic structure | Yoshikazu Honji | 2014-05-06 |
| D691986 | Audio mixer | — | 2013-10-22 |
| 7576998 | Electronic device | Tsutomu Watanabe | 2009-08-18 |
| D573587 | Audio mixer | — | 2008-07-22 |
| D555639 | Audio mixer | — | 2007-11-20 |
| D496958 | Electronic guitar | — | 2004-10-05 |
| D493162 | Audio mixer | — | 2004-07-20 |
| D491554 | Audio mixer | — | 2004-06-15 |
| D489709 | Audio mixer | — | 2004-05-11 |
| D472229 | Sound amplifier | — | 2003-03-25 |
| D344726 | Digital mixing recorder | — | 1994-03-01 |
| D326107 | Electronic keyboard musical instrument | — | 1992-05-12 |
| D313032 | Electronic keyboard musical instrument | — | 1990-12-18 |
| D312264 | Electronic musical keyboard | — | 1990-11-20 |
| D312091 | Design for portable electronic musical key board | — | 1990-11-13 |