Patents by Inventor Kouichi Higashimura

Kouichi Higashimura 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).

  • Electrophotographic type image forming apparatus
    Patent number: 4754293
    Abstract: An image forming apparatus employing a face-down delivery system in which the plane of the recording medium at any position relative to any other position assumed by the recording medium beginning with a stacking tray and ending with a delivery tray does not exceed 90.degree.. The apparatus includes a detachable cartridge which includes a photosensitive member, a charging device and a cleaning device. In one preferred embodiment, register rollers and fixing rollers are positioned relative to each other such that a substantially zero angular deviation exists in the path traveled by the recording medium between these two pairs of rollers.
    Type: Grant
    Filed: April 2, 1987
    Date of Patent: June 28, 1988
    Assignee: Seiko Epson Corporation
    Inventors: Hiroyuki Aizawa, Mitsuaki Maruyama, Shigeru Sawada, Yasuhiro Gyoutoku, Hiroshi Niki, Kouichi Higashimura, Kenji Aoki
  • Electrophotographic type image forming apparatus
    Patent number: RE34948
    Abstract: An image forming apparatus employing a face-down delivery system in which the plane of the recording medium at any position relative to any other position assumed by the recording medium beginning with a stacking tray and ending with a delivery tray does not exceed 90.degree.. The apparatus includes a detachable cartridge which includes a photosensitive member, a charging device and a cleaning device. In one preferred embodiment, register rollers and fixing rollers are positioned relative to each other such that a substantially zero angular deviation exists in the path traveled by the recording medium between these two pairs of rollers.
    Type: Grant
    Filed: January 6, 1989
    Date of Patent: May 23, 1995
    Assignee: Seiko Epson Corporation
    Inventors: Hiroyuki Aizawa, Mitsuaki Maruyama, Shigeru Sawada, Yasuhiro Gyoutoku, Hiroshi Niki, Kouichi Higashimura, Kenji Aoki