Patents by Inventor Sigeme Fujiwara

Sigeme Fujiwara 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).

  • Stimulable phosphor sheet stacking tray
    Patent number: 4901868
    Abstract: A stimulable phosphor sheet stacking tray comprises a tapered section for aligning stimulable phosphor sheets at a predetermined position, which is positioned at least at an inner wall of one side end face of the stacking tray where a lower end portion of the stimulable phosphor sheet falling by the sheet weight passes through. Or, the stacking tray comprises a sheet holding member positioned for contact with upper ends of the stacked stimulable phosphor sheets between an inner wall of an upper end face of the stacking tray and the upper ends of the stacked stimulable phosphor sheets, and a system for moving, by operation from the exterior, the sheet holding member to and away from the stacked stimulable phosphor sheets. Or, the stacking tray is provided with a sheet fall preventing member comprising a stopper projectable from the center of a side end of the opening face of the stacking tray to the inside of the opening face to prevent the sheet falling, and a member for supporting and moving the stopper.
    Type: Grant
    Filed: July 25, 1988
    Date of Patent: February 20, 1990
    Assignee: Fuji Photo Film Co. Ltd.
    Inventors: Isao Utsumi, Yasuhiro Kawai, Kaoru Tamura, Yasunori Maehara, Sigeme Fujiwara, Katsuhide Koyama
  • Stimulable phosphor sheet stacking tray
    Patent number: 4892199
    Abstract: A stimulable phosphor sheet stacking tray comprises a tapered section for aligning stimulable phosphor sheets at a predetermined position, which is positioned at least at an inner wall of one side end face of the stacking tray where a lower end portion of the stimulable phosphor sheet falling by the sheet weight passes through. Or, the stacking tray comprises a sheet holding member positioned for contact with upper ends of the stacked stimulable phosphor sheets between an inner wall of an upper end face of the stacking tray and the upper ends of the stacked stimulable phosphor sheets, and a system for moving, by operation from the exterior, the sheet holding member to and away from the stacked stimulable phosphor sheets. Or, the stacking tray is provided with a sheet fall preventing member comprising a stopper projectable from the center of a side end of the opening face of the stacking tray to the inside of the opening face to prevent the sheet falling, and a member for supporting and moving the stopper.
    Type: Grant
    Filed: June 15, 1988
    Date of Patent: January 9, 1990
    Assignees: Fuji Photo Film Co., Ltd., Kabushiki Kaisha Toshiba
    Inventors: Isao Utsumi, Yasuhiro Kawai, Kaoru Tamura, Yasunori Maehara, Sigeme Fujiwara, Katsuhide Koyama
  • Stimulable phosphor sheet stacking tray
    Patent number: 4787521
    Abstract: A stimulable phosphor sheet stacking tray comprises a tapered section for aligning stimulable phosphor sheets at a predetermined position, which is positioned at least at an inner wall of one side end face of the stacking tray where a lower end portion of the stimulable phosphor sheet falling by the sheet weight passes through. Or, the stacking tray comprises a sheet holding member positioned for contact with upper ends of the stacked stimulable phosphor sheets between an inner wall of an upper end face of the stacking tray and the upper ends of the stacked stimulable phosphor sheets, and a system for moving, by operation from the exterior, the sheet holding member to and away from the stacked stimulable phosphor sheets. Or, the stacking tray is provided with a sheet fall preventing member comprising a stopper projectable from the center of a side end of the opening face of the stacking tray to the inside of the opening face to prevent the sheet falling, and a member for supporting and moving the stopper.
    Type: Grant
    Filed: January 21, 1987
    Date of Patent: November 29, 1988
    Assignees: Fuji Photo Film Co., Ltd., Kabushiki Kaisha Toshiba
    Inventors: Isao Utsumi, Yasuhiro Kawai, Kaoru Tamura, Yasunori Maehara, Sigeme Fujiwara, Katsuhide Koyama