Patents by Inventor Mitsugu Adachi

Mitsugu Adachi 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).

  • Optical pickup and optical disk apparatus
    Patent number: 7573800
    Abstract: An optical pickup and an optical disk apparatus of the invention includes a light source 1 mounted with a light-emitting element constituted of a monoblock on a surface of a plate 6 and emitting plural light beams, a light-receiving element 2, optical members 4, 5 and a coupling base 3 for coupling the light source 1, the light-receiving element 2 and the optical members 4, 5, wherein a light from the light source 1 is directed through the optical members 4, 5 toward an optical disk, and a returning light from the optical disk is guided through the optical members 4, 5 to the light-receiving element 2, characterized in that the plate 6 provided in the light source 1 and the coupling base 3 are adjoined by a solder.
    Type: Grant
    Filed: January 28, 2005
    Date of Patent: August 11, 2009
    Assignee: Panasonic Corporation
    Inventors: Masaharu Fukakusa, Mitsuhiro Matsumoto, Jiro Mimasa, Hiroshi Tanigawa, Hiroshi Kamei, Toshiharu Kimura, Mitsugu Adachi, Hiroshi Iwabuchi, Eiichiro Nakao
  • Optical pickup and optical disk apparatus
    Publication number: 20050169151
    Abstract: An optical pickup and an optical disk apparatus of the invention includes a light source 1 mounted with a light-emitting element constituted of a monoblock on a surface of a plate 6 and emitting plural light beams, a light-receiving element 2, optical members 4, 5 and a coupling base 3 for coupling the light source 1, the light-receiving element 2 and the optical members 4, 5, wherein a light from the light source 1 is directed through the optical members 4, 5 toward an optical disk, and a returning light from the optical disk is guided through the optical members 4, 5 to the light-receiving element 2, characterized in that the plate 6 provided in the light source 1 and the coupling base 3 are adjoined by a solder.
    Type: Application
    Filed: January 28, 2005
    Publication date: August 4, 2005
    Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    Inventors: Masaharu Fukakusa, Mitsuhiro Matsumoto, Jiro Mimasa, Hiroshi Tanigawa, Hiroshi Kamei, Toshiharu Kimura, Mitsugu Adachi, Hiroshi Iwabuchi, Eiichiro Nakao