Patents by Inventor Masahiko Hasumi

Masahiko Hasumi 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).

  • Gantry for computerized tomography
    Patent number: 4935949
    Abstract: A gantry for computerized tomographs that can be freely moved up to or away from a patient on an operating table has been developed. It consists of a gantry main body (1) and mobile trolley section (2) that runs along a guideline formed on the floor with the gantry mounted.
    Type: Grant
    Filed: July 22, 1988
    Date of Patent: June 19, 1990
    Assignee: Yokogawa Medical Systems, Limited
    Inventors: Kenjiro Fujita, Masahiko Hasumi, Ryo Takahashi
  • Apparatus for recording CT images directly on a recording medium without using a CRT
    Patent number: 4777535
    Abstract: A medical image recording apparatus according to the present invention in which the optical path length of the optical system is extremely short and the number of mechanical operating mechanisms is reduced electronically scans an LED array assembly (14) having a plurality of one-dimensionally arranged LED's with an LED array controller (28) and feeds a photosensitive recording medium (15) in a direction perpendicular to the direction of arrangement of the LED's by means of a motor (17) controlled by a film feed controller (29). The LED array controller and the film feed controller are operated on the basis of commands given from a scanning controller (27) which is controlled by a CPU.
    Type: Grant
    Filed: June 23, 1987
    Date of Patent: October 11, 1988
    Assignee: Yokogawa Medical Systems, Limited
    Inventors: Keiki Yamaguchi, Masahiko Hasumi, Shozo Tomita, Edward L. Gow