The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 30, 2002
Filed:
Apr. 11, 2000
Applicant:
Inventors:
Assignee:
Yamaha Corporation, Hamamatsu, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09B 1/500 ;
U.S. Cl.
CPC ...
G09B 1/500 ;
Abstract
A keyboard musical instrument has keys equal to a multiple of five assigned to the fingers of a trainee, an electric tutor and an electronic sound generating system, and the electric tutor gives the trainee guide in practicing the fingering along a passage, wherein the electronic sound generating system generates the tones when the trainee satisfies predetermined conditions for the training so as to correctly guide him in the practice.