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:
Feb. 28, 2017
Filed:
Jun. 24, 2014
Applicant:
Yamaha Corporation, Hamamatsu-Shi, Shizuoka-Ken, JP;
Inventors:
Yuichiro Suenaga, Hamamatsu, JP;
Keizo Tatsumi, Hamamatsu, JP;
Assignee:
Yamaha Corporation, Hamamatsu, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10D 9/06 (2006.01);
U.S. Cl.
CPC ...
G10D 9/06 (2013.01);
Abstract
A silencer for a wind instrument includes a hollow pipe whose one end is closed and serves as a closed end. The pipe includes an outer wall having at least one of at least one recessed portion and at least one protruding portion on a portion of the outer wall near the closed end.