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. 06, 2021
Filed:
May. 14, 2019
Applicant:
Audio-technica Corporation, Tokyo, JP;
Inventor:
Satoshi Yoshino, Tokyo, JP;
Assignee:
AUDIO-TECHNICA CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 19/04 (2006.01); F21V 33/00 (2006.01); H04R 1/08 (2006.01);
U.S. Cl.
CPC ...
H04R 19/04 (2013.01); F21V 33/0056 (2013.01); H04R 1/08 (2013.01);
Abstract
The present invention provides a light guide body for a microphone that radiates light from a small number of light sources toward a surrounding of a microphone with a uniform quantity of light. The light guide body for the microphone that guides light from one or more light sources which emit light in accordance with operating a state of a microphone unit of the microphone. The light guide body has a plate shape and comprises one or more incident surfaces on which light from the light source is incident, and one or more grooves, each of which includes a reflecting surface that reflects light incident on the incident surface.