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:
Dec. 12, 2000
Filed:
Dec. 29, 1999
Applicant:
Inventors:
Seiji Okamoto, Hamamatsu, JP;
Toshiya Yoshida, Hamamatsu, JP;
Assignee:
Kawai Muscial Instruments Mfg. Co., Ltd., Shizuoka-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10H / ; G10H / ;
U.S. Cl.
CPC ...
84622 ; 84623 ;
Abstract
Harmonic signals of frequencies have a relation fn=f1*n* .sqroot.1+C*n.sup.2 /.sqroot.1+C where C is a constant and n is a harmonic number relative to the fundamental frequency f1, are generated and synthesized to produce a modified sound that can be heard comfortably by human ears.