Patents by Inventor Jiro Fukuyama

Jiro Fukuyama 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).

  • Fan, method for producing the fan by molding molten metal, and device for producing the fan by molding molten metal
    Patent number: 6595265
    Abstract: A fan according to the present invention can be monolithically molded out of a metal with a low energy in combination with a structure of a metal mold, in which gate arrangement and/or distribution of dimensions of vanes is devised in injecting a low melting-point metal such as magnesium, wherein not only production but also reproducing such as recycling are facilitated, and also a metalwave of the fan can be produced in consideration of the global atmosphere preservation.
    Type: Grant
    Filed: October 29, 2001
    Date of Patent: July 22, 2003
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Hitoshi Kikuchi, Yoshimi Iwamura, Yasuyoshi Makino, Jiro Fukuyama, Hideaki Miyagawa, Akio Endo
  • Fan, method for producing the fan by molding molten metal, and device for producing the fan by molding molten metal
    Patent number: 6468038
    Abstract: A fan according to the present invention can be monolithically molded out of a metal with a low energy in combination with a structure of a metal mold, in which gate arrangement and/or distribution of dimensions of vanes is devised in injecting a low melting-point metal such as magnesium, wherein not only production but also reproducing such as recycling are facilitated, and also a metalwave of the fan can be produced in consideration of the global atmosphere preservation.
    Type: Grant
    Filed: March 2, 2000
    Date of Patent: October 22, 2002
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Hitoshi Kikuchi, Yoshimi Iwamura, Yasuyoshi Makino, Jiro Fukuyama, Hideaki Miyagawa, Akio Endo
  • Fan, method for producing the fan by molding molten metal, and device for producing the fan by molding molten metal
    Publication number: 20020023728
    Abstract: A fan according to the present invention can be monolithically molded out of a metal with a low energy in combination with a structure of a metal mold, in which gate arrangement and/or distribution of dimensions of vanes is devised in injecting a low melting-point metal such as magnesium, wherein not only production but also reproducing such as recycling are facilitated, and also a metalwave of the fan can be produced in consideration of the global atmosphere preservation.
    Type: Application
    Filed: October 29, 2001
    Publication date: February 28, 2002
    Inventors: Hitoshi Kikuchi, Yoshimi Iwamura, Yasuyoshi Makino, Jiro Fukuyama, Hideaki Miyagawa, Akio Endo