Patents by Inventor Toshihiko HIKICHI

Toshihiko HIKICHI 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).

  • SPEAKER AND METHOD OF INSTALLING THE SAME
    Publication number: 20050041829
    Abstract: A magnet (300) is arranged substantially at the center of the bottom section (210) of a frame (200) and a diaphragm (500) provided with a coil bobbin (570) around which a voice coil (600) is wound is fitted to the frame (200) so as to close the opening (233) of the frame (200). Then, the diaphragm (500) is covered by a protective member (700). A fitting section (240) to be fitted to a receiving member (800) is extended from the outer peripheral surface of the bottom section (210) of the frame (200) substantially along a plane that includes the center of gravity G of the speaker and runs substantially in parallel with the plane of the opening of the frame (200), or a plane that includes the center of gravity G of the speaker and runs substantially perpendicularly to the direction of vibrations of the diaphragm (500) so as to appear like a sword guard.
    Type: Application
    Filed: August 12, 2004
    Publication date: February 24, 2005
    Applicants: PIONEER CORPORATION, TOHOKU PIONEER CORPORATION
    Inventors: Yasuhisa ABE, Takayuki NEGISHI, Takeshi ITO, Katsuhiro SASAKI, Toshihiko HIKICHI, Hiroyuki HAMADA, Shintaro HOSOI