Patents by Inventor Isamu Amemiya

Isamu Amemiya 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).

  • Method of reproducing mirage-like phenomenon
    Patent number: 5299058
    Abstract: A method of reproducing a mirage-like phenomenon which comprises forming a structure comprising at least two see-through phases wherein the density of a lower phase in contact with an upper phase is larger than that of the upper phase, the density ratio (A) therebetween is 1<A<50 and the interface between the lower phase and the upper phase has an even or curved surface.
    Type: Grant
    Filed: April 20, 1992
    Date of Patent: March 29, 1994
    Assignee: Nippon Carbide Kogyo Kabushiki Kaisha
    Inventors: Tetsu Tanaka, Isamu Amemiya, Chikanobu Tomikawa, Koji Aoki
  • Automatic tapping machine
    Patent number: 4037828
    Abstract: An automatic tapping machine for a tapping operation includes a movable truck; a lower frame rotatably mounted on the truck, an upper frame arranged always in parallel with the lower frame, and a pressure actuatable device for moving the upper frame towards, and away from the lower frame. A jig-supporting mechanism is adapted to hold a jig for use in the tapping operation, and a device is provided for supporting the jig-supporting mechanism above the frame and for actuating the jig-supporting mechanism as required in a tapping operation; the jig to be held in the jig-supporting mechanism has a diameter ranging from 40 mm to 100 mm.
    Type: Grant
    Filed: July 1, 1976
    Date of Patent: July 26, 1977
    Assignee: Nippon Carbide Kogyo Kabushiki Kaisha
    Inventors: Takashi Terada, Isamu Amemiya, Shinsaku Kubota, Koji Asada