Patents by Inventor Masafumi Futo

Masafumi Futo 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).

  • EARPHONE HOUSING AND EARPHONE
    Publication number: 20240073578
    Abstract: An earphone includes an inserter configured to be inserted into an outer ear hole of an ear, a main body configured to be coupled to the inserter, and an earpiece covering the inserter. The main body includes a bottom surface and a side surface that are configured to contact a surface of a cavum concha. The side surface has a first region configured to contact a side wall of an antihelix. The first region has a protrusion configured to contact an inner side of the antihelix.
    Type: Application
    Filed: July 13, 2023
    Publication date: February 29, 2024
    Inventors: Yasuaki TAKANO, Tomoaki MORI, Masafumi FUTO
  • Headphone
    Patent number: D929364
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: August 31, 2021
    Assignee: YAMAHA CORPORATION
    Inventor: Masafumi Futo
  • Electronic piano
    Patent number: D1003347
    Type: Grant
    Filed: February 28, 2022
    Date of Patent: October 31, 2023
    Assignee: YAMAHA CORPORATION
    Inventor: Masafumi Futo