Patents by Inventor Kanae Imaeda

Kanae Imaeda 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).

  • Image recording apparatus having front/rear sheet face sensor
    Patent number: 5122830
    Abstract: An image recording apparatus which records an image of an original document on an image receiving sheet with the use of a photosensitive recording medium, the image receiving sheet having front and rear faces differing in reflection ratio. To detect error in sheet face orientation, a sheet face sensor unit is provided upstream of a pressure developing unit which discriminates a face of the image receiving sheet. The sensor unit includes a light emitting element for emitting light toward the face of the image receiving sheet and a light receiving element for receiving light emitted from the light emitting element and reflected on the face of the image receiving sheet.
    Type: Grant
    Filed: April 29, 1991
    Date of Patent: June 16, 1992
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Kanae Imaeda, Satoru Kuwabara, Yuji Asano, Hisanori Okamoto, Masatoshi Yoshiyama, Tsuyoshi Kushida, Yukichi Sawaki, Shin Asai, Masanari Kobayashi