Patents by Inventor Koichiro Tanque

Koichiro Tanque has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Electroacoustic Transducer
    Publication number: 20160142812
    Abstract: An electroacoustic transducer includes a driver, a diaphragm 13 driven to vibrate by the driver and emitting sound, a baffle 21 holding the diaphragm 13, first apertures 25 extending from the front surface to the rear surface of the baffle 21, and a first acoustic resistor 22 disposed on the front surface of the baffle so as to cover the first apertures. The electroacoustic transducer includes a plurality of sound paths for guiding the sound generated by the diaphragm 13 to the rear surface of the baffle 21.
    Type: Application
    Filed: November 9, 2015
    Publication date: May 19, 2016
    Inventors: Yoji Honda, Kenzo Tsuihiji, Koichiro Tanque, Kenji Arai