Patents by Inventor Masahiko Abiko

Masahiko Abiko 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).

  • White key for keyboard instrument
    Patent number: 9070346
    Abstract: A white key for a keyboard instrument, which makes it possible to improve yield and marketability and reduce manufacturing costs. The white key for a keyboard instrument includes a wooden key body, a synthetic resin-made upper cover bonded to the key body, and a synthetic resin-made front cover bonded to a front end face of the key body. The upper cover has a protrusion protruding downward from a front end thereof, and the protrusion and an upper end of the front cover are in contact with each other via respective inclined surfaces formed on the protrusion and the upper end of the front cover.
    Type: Grant
    Filed: August 12, 2013
    Date of Patent: June 30, 2015
    Assignee: Kabushiki Kaisha Kawai Gakki Seisakusho
    Inventor: Masahiko Abiko
  • WHITE KEY FOR KEYBOARD INSTRUMENT
    Publication number: 20140083277
    Abstract: A white key for a keyboard instrument, which makes it possible to improve yield and marketability and reduce manufacturing costs. The white key for a keyboard instrument includes a wooden key body, a synthetic resin-made upper cover bonded to the key body, and a synthetic resin-made front cover bonded to a front end face of the key body. The upper cover has a protrusion protruding downward from a front end thereof, and the protrusion and an upper end of the front cover are in contact with each other via respective inclined surfaces formed on the protrusion and the upper end of the front cover.
    Type: Application
    Filed: August 12, 2013
    Publication date: March 27, 2014
    Applicant: KABUSHIKI KAISHA KAWAI GAKKI SEISAKUSHO
    Inventor: Masahiko Abiko
  • Key for musical instrument
    Patent number: 6531651
    Abstract: A key is provided for permitting simple attachment of a weight and easy adjustment of a touch load, while using an alternative material for substitution for lead as a material for the weight, to thereby reduce the manufacturing cost. A swingable key body is formed with an embedding hole. The weight is made of a composite material produced by blending a plurality of kinds of materials except for lead in a predetermined blending proportion to have a predetermined specific gravity, and is removably attached to the embedding hole of the key body.
    Type: Grant
    Filed: May 2, 2001
    Date of Patent: March 11, 2003
    Assignee: Kabushiki Kaisha Kawai Gakki Seisakusho
    Inventors: Makoto Kanemitsu, Mitsuo Yamashita, Hiroyuki Kurita, Masahiko Abiko
  • Key for musical instrument
    Publication number: 20010027712
    Abstract: A key is provided for permitting simple attachment of a weight and easy adjustment of a touch load, while using an alternative material for substitution for lead as a material for the weight, to thereby reduce the manufacturing cost. A swingable key body is formed with an embedding hole. The weight is made of a composite material produced by blending a plurality of kinds of materials except for lead in a predetermined blending proportion to have a predetermined specific gravity, and is removably attached to the embedding hole of the key body.
    Type: Application
    Filed: May 2, 2001
    Publication date: October 11, 2001
    Inventors: Makoto Kanemitsu, Mitsuo Yamashita, Hiroyuki Kurita, Masahiko Abiko