Inventor
SHIBUKAWA TAKEO
JP41 patents
⚠️ This page may combine multiple inventors who share the name “SHIBUKAWA TAKEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YAMAHA CORP
38 patentsUS5918303AJun 29, 1999
Performance setting data selecting apparatus
YAMAHA CORP421 citations98
US5619005AApr 8, 1997
Electronic musical instrument capable of controlling tone on the basis of detection of key operating style
YAMAHA CORP68 citations96
US4869701ASep 26, 1989
Electrical educational toy
YAMAHA CORP88 citations94
US6515210B2Feb 4, 2003
Musical score displaying apparatus and method
YAMAHA CORP24 citations92
US6025551AFeb 15, 2000
Fingering information analyzer and electronic musical instrument with the same
YAMAHA CORP19 citations92
US5656789AAug 12, 1997
Electronic musical instrument having a function to indicate keys to be operated
YAMAHA CORP39 citations92
US5286909AFeb 15, 1994
Key-to-be-depressed designating and comparing apparatus using a visual display
YAMAHA CORP27 citations92
US5192824AMar 9, 1993
Electronic musical instrument having multiple operation modes
YAMAHA CORP26 citations92
US5136916AAug 11, 1992
Electronic musical instrument
YAMAHA CORP26 citations92
US5208416AMay 4, 1993
Automatic performance device
YAMAHA CORP38 citations91
US7700866B2Apr 20, 2010
Electronic musical apparatus displaying network service items for selection and computer program therefor
YAMAHA CORP8 citations84
US6696633B2Feb 24, 2004
Electronic tone generating apparatus and signal-processing-characteristic adjusting method
YAMAHA CORP18 citations82
US5260510ANov 9, 1993
Automatic accompaniment apparatus for determining a new chord type and root note based on data of a previous performance operation
YAMAHA CORP20 citations82
US5069104ADec 3, 1991
Automatic key-depression indication apparatus
YAMAHA CORP20 citations82
US5459281AOct 17, 1995
Electronic musical instrument having a chord detecting function
YAMAHA CORP10 citations74
US5221804AJun 22, 1993
Tone generation device for an electronic musical instrument
YAMAHA CORP7 citations74
US5220122AJun 15, 1993
Automatic accompaniment device with chord note adjustment
YAMAHA CORP12 citations74
US5216188AJun 1, 1993
Automatic accompaniment apparatus
YAMAHA CORP15 citations74
US5078040AJan 7, 1992
Electronic musical instrument providing transposition during playing
YAMAHA CORP13 citations74
US4982644AJan 8, 1991
Electronic musical instrument with tone-sustaining controller
YAMAHA CORP6 citations74
US4953438ASep 4, 1990
Automatic performance apparatus storing and editing performance information
YAMAHA CORP15 citations74
US4922794AMay 8, 1990
Electronic musical instrument having external memory devices
YAMAHA CORP17 citations74
US4858508AAug 22, 1989
Electronic musical instrument with tone-sustaining controller
YAMAHA CORP9 citations74
US6486387B1Nov 26, 2002
Fingering information analyzer, electronic musical instrument including fingering information analysis and method therefore
YAMAHA CORP6 citations73
US6417438B1Jul 9, 2002
Apparatus for and method of providing a performance guide display to assist in a manual performance of an electronic musical apparatus in a selected musical key
YAMAHA CORP9 citations73
US5641930AJun 24, 1997
Electronic musical apparatus for controlling musical tone using initial touch information
YAMAHA CORP10 citations73
US5552561ASep 3, 1996
Playing-style detecting apparatus and electronic musical instrument utilizing the same
YAMAHA CORP17 citations73
US5804754ASep 8, 1998
Wave table sound source capable of processing external waveform
YAMAHA CORP8 citations72
US5117728AJun 2, 1992
Soft pedal effect applying apparatus
YAMAHA CORP8 citations72
US7385133B2Jun 10, 2008
Technique for simplifying setting of network connection environment for electronic music apparatus
YAMAHA CORP6 citations63
US6274798B1Aug 14, 2001
Apparatus for and method of setting correspondence between performance parts and tracks
YAMAHA CORP5 citations63
US5616877AApr 1, 1997
Automatic performace device
YAMAHA CORP2 citations63
US5136915AAug 11, 1992
Touch response control for an electronic musical instrument
YAMAHA CORP5 citations63
US7498503B2Mar 3, 2009
Electronic music apparatus capable of connecting to network
YAMAHA CORP0 citations49
US5481067AJan 2, 1996
Electronic musical instrument under control of multiple task requirement
YAMAHA CORP0 citations42
US7720913B2May 18, 2010
Electronic musical apparatus and server computer
YAMAHA CORP0 citations41
US7432434B2Oct 7, 2008
Electronic musical apparatus and server computer
YAMAHA CORP0 citations41
US7368653B2May 6, 2008
Electronic musical apparatus and program for controlling the same
YAMAHA CORP0 citations41