Inventor
SATO SHIGEAKI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “SATO SHIGEAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YAMAHA CORP
7 patentsUS6933435B2Aug 23, 2005
Easily installable optical position transducer and keyboard musical instrument having the same
YAMAHA CORP25 citations92
US6288313B1Sep 11, 2001
Keyboard musical instrument having split rear top board and/or visual display unit
YAMAHA CORP32 citations92
US7060890B2Jun 13, 2006
Keyboard musical instrument structure
YAMAHA CORP13 citations84
US7049576B2May 23, 2006
Keyboard musical instrument having easily installable optical position transducer with coupler for coupling optical modulator to moving object
YAMAHA CORP15 citations84
US6452079B2Sep 17, 2002
Keyboard musical instrument equipped with hammer stopper promptly driven for rotation by means of rigid link work
YAMAHA CORP17 citations84
US5616880AApr 1, 1997
Keyboard musical instrument equipped with hammer shank stopper where hammer assembly rebounds without deflection of shank
YAMAHA CORP12 citations71
US6846982B2Jan 25, 2005
Key depression detection apparatus for keyboard instrument
YAMAHA CORP2 citations62