Assignee
MASUDA HIDEYUKI
JP3 patents
Top patents by PatentIndex Score
US8962961B2Feb 24, 2015
Mute for brass instrument
MASUDA HIDEYUKI2 citations60
US8334447B2Dec 18, 2012
Wind instrument and pipe structure thereof and a method of operating the wind instrument
MASUDA HIDEYUKI4 citations60
US8148623B2Apr 3, 2012
Apparatus for assisting in playing musical instrument
MASUDA HIDEYUKI2 citations60