Patents by Inventor Kazunori Kakiyama

Kazunori Kakiyama 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).

  • Headphone
    Patent number: 10681461
    Abstract: A headphone includes: a headband; at least one sound-emitting unit including a sound emitter located therein; at least one connector connecting the sound-emitting unit to the headband such that the sound-emitting unit is rotatable around a rotation axis along an up-down direction, and at least one adjuster configured to adjust a rotation range of the sound-emitting unit.
    Type: Grant
    Filed: October 4, 2016
    Date of Patent: June 9, 2020
    Assignee: ALPHATHETA CORPORATION
    Inventors: Ryusuke Fukushima, Kazunori Kakiyama
  • HEADPHONE
    Publication number: 20190238984
    Abstract: A headphone includes: a headband; at least one sound-emitting unit including a sound emitter located therein; at least one connector connecting the sound-emitting unit to the headband such that the sound-emitting unit is rotatable around a rotation axis along an up-down direction; and at least one adjuster configured to adjust a rotation range of the sound-emitting unit.
    Type: Application
    Filed: October 4, 2016
    Publication date: August 1, 2019
    Inventors: Ryusuke Fukushima, Kazunori Kakiyama