Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7858862 | Pedal device for keyboard instrument | — | 2010-12-28 |
| 6998522 | Keyboard instrument | — | 2006-02-14 |
| 6750389 | Musical performance control method, musical performance control apparatus and musical tone generating apparatus | Yutaka Hagiwara, Kenji Kamada, Masahiko Iwase, Hisamitsu Honda, Toshinori Matsuda | 2004-06-15 |
| 6191351 | Composite part for electronic musical instrument | — | 2001-02-20 |
| 6087575 | Keyboard device for keyboard-based musical instrument | — | 2000-07-11 |
| 5945617 | Piano keyboard device including improved support chassis and optional action simulation mechanism, and a method of assembling thereof | — | 1999-08-31 |
| 5894099 | Keyboard apparatus for acoustic pianos | — | 1999-04-13 |
| 5679914 | Keyboard device for an electronic instrument and an electronic piano | — | 1997-10-21 |
| 5249497 | Keyborad apparatus for electronic musical instrument | — | 1993-10-05 |