Keiji KONISHI

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Shizuoka-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electronic keyboard musical instrument
- Patent number 7,696,428
- Issue date Apr 13, 2010
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Keiji Konishi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Key to switch for electronic musical instrument
- Patent number 6,822,155
- Issue date Nov 23, 2004
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Keiji Konishi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Exterior structure for electronic keyboard instrument
- Patent number 6,528,708
- Issue date Mar 4, 2003
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Keiji Konishi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Panel assembly for electronic keyboard musical instrument
- Patent number 6,180,859
- Issue date Jan 30, 2001
- Kabushiki Kaisha Kawai Gakki
- Keiji Konishi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
ELECTRONIC KEYBOARD MUSICAL INSTRUMENT
- Publication number 20080295668
- Publication date Dec 4, 2008
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Keiji KONISHI
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Exterior structure for electronic keyboard instrument
- Publication number 20010052280
- Publication date Dec 20, 2001
- KABUSHIKI KAISHA KAWAI GAKKI SEISAKUSHO
- Keiji Konishi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS