Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8461445 | Electronic percussion instrument having groupable playing pads | Hideaki Takehisa, Haruo Watanabe, Shinya Miyashita | 2013-06-11 |
| D607922 | Electronic drum | — | 2010-01-12 |
| D598043 | Electronic piano | — | 2009-08-11 |
| D579040 | Electronic piano | — | 2008-10-21 |
| D577057 | Electronic piano | — | 2008-09-16 |
| D571848 | Electronic piano | — | 2008-06-24 |
| D566164 | Electronic piano | Takashi Honda | 2008-04-08 |
| D566163 | Electronic piano | Takashi Honda | 2008-04-08 |
| D555712 | Electronic keyboard instrument | — | 2007-11-20 |
| D542777 | Combined speaker and amplifier | — | 2007-05-15 |
| D481065 | Piano | — | 2003-10-21 |
| D481066 | Piano | — | 2003-10-21 |
| D415189 | Electronic keyboard musical instrument | — | 1999-10-12 |
| D401611 | Electronic keyboard musical instrument | — | 1998-11-24 |
| D328915 | Electronic drum | — | 1992-08-25 |
| D323340 | Electronic wind instrument | — | 1992-01-21 |