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:
Jul. 19, 2011
Filed:
Oct. 25, 2007
Yojiro Takabayashi, Hamamatsu, JP;
Kenta Hori, Hamamatsu, JP;
Yojiro Takabayashi, Hamamatsu, JP;
Kenta Hori, Hamamatsu, JP;
Yamaha Corporation, Hamamatsu-shi, JP;
Abstract
A transducer includes a piezoelectric element attached to a stringed musical instrument with an adhesive layer, and at least one intermediate layer provided in a thickness-wise middle portion of the adhesive layer and made of a material different from a material of the adhesive layer. The transducer has a mounting surface attached to face a back surface of a top of a body of the stringed musical instrument, and the mounting surface is disposed in an area, in the top, including an area right under an installation area of a bridge which is provided on a front surface of the top and supports a saddle supporting one-end sides of strings.