Shigeyuki Nagatsuma

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Keyboard lid opening and closing apparatus and keyboard instrument
- Patent number 9,430,993
- Issue date Aug 30, 2016
- Casio Computer Co., Ltd.
- Shigeyuki Nagatsuma
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Opening/closing mechanism for a keyboard instrument cover
- Patent number 7,495,158
- Issue date Feb 24, 2009
- Casio Computer Co., Ltd.
- Shigeyuki Nagatsuma
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Piano action device for electronic keyboard musical instruments
- Patent number 5,062,342
- Issue date Nov 5, 1991
- Casio Computer Co., Ltd.
- Shigeyuki Nagatsuma
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
INPUT APPARATUS, ELECTRONIC KEYBOARD INSTRUMENT AND ELECTRONIC APPA...
- Publication number 20250014552
- Publication date Jan 9, 2025
- CASIO COMPUTER CO., LTD.
- Yuuki NAKAJIMA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
STAND AND KEYBOARD INSTRUMENT SET
- Publication number 20230335086
- Publication date Oct 19, 2023
- CASIO COMPUTER CO., LTD.
- Shigeyuki Nagatsuma
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
INSTRUMENT STAND AND KEYBOARD INSTRUMENT SET
- Publication number 20230335087
- Publication date Oct 19, 2023
- CASIO COMPUTER CO., LTD.
- Shigeyuki Nagatsuma
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
STAND AND KEYBOARD INSTRUMENT SET
- Publication number 20230335088
- Publication date Oct 19, 2023
- CASIO COMPUTER CO., LTD.
- Shigeyuki Nagatsuma
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
KEYBOARD INSTRUMENT STAND AND KEYBOARD INSTRUMENT SET
- Publication number 20230335082
- Publication date Oct 19, 2023
- CASIO COMPUTER CO., LTD.
- Shigeyuki NAGATSUMA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
KEYBOARD LID OPENING AND CLOSING APPARATUS AND KEYBOARD INSTRUMENT
- Publication number 20150179151
- Publication date Jun 25, 2015
- CASIO COMPUTER CO., LTD.
- Shigeyuki Nagatsuma
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
KEYBOARD UNIT AND KEYBOARD MUSICAL INSTRUMENT
- Publication number 20130305900
- Publication date Nov 21, 2013
- CASIO COMPUTER CO., LTD.
- Shigeyuki NAGATSUMA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
KEYBOARD MUSICAL INSTRUMENT
- Publication number 20130305899
- Publication date Nov 21, 2013
- CASIO COMPUTER CO., LTD.
- Shigeyuki NAGATSUMA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Opening/closing mechanism for a keyboard instrument cover
- Publication number 20070218744
- Publication date Sep 20, 2007
- CASIO COMPUTER CO., LTD.
- Shigeyuki Nagatsuma
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Shigeyuki Nagatsuma

Person

Patents Grantslast 30 patents

Keyboard lid opening and closing apparatus and keyboard instrument

Opening/closing mechanism for a keyboard instrument cover

Piano action device for electronic keyboard musical instruments

Patents Applicationslast 30 patents

INPUT APPARATUS, ELECTRONIC KEYBOARD INSTRUMENT AND ELECTRONIC APPA...

STAND AND KEYBOARD INSTRUMENT SET

INSTRUMENT STAND AND KEYBOARD INSTRUMENT SET

STAND AND KEYBOARD INSTRUMENT SET

KEYBOARD INSTRUMENT STAND AND KEYBOARD INSTRUMENT SET

KEYBOARD LID OPENING AND CLOSING APPARATUS AND KEYBOARD INSTRUMENT

KEYBOARD UNIT AND KEYBOARD MUSICAL INSTRUMENT

KEYBOARD MUSICAL INSTRUMENT

Opening/closing mechanism for a keyboard instrument cover