Patents by Inventor Yumiko Osawa

Yumiko Osawa 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).

  • Silver halide emulsion
    Patent number: 6322960
    Abstract: A silver halide emulsion is disclosed, containing silver halide grains having a chloride content of not less than 90 mol %, wherein the silver halide grains each are internally doped with compound (A), compound (B) and compound (C); compounds (A) and (B) each meeting specified requirements and compound (C) being an iridium compound.
    Type: Grant
    Filed: February 25, 2000
    Date of Patent: November 27, 2001
    Assignee: Konica Corporation
    Inventors: Shuji Murakami, Koichiro Kuroda, Yumiko Osawa, Junji Ito, Shinichi Suzuki
  • Pedestal for supporting equipment
    Patent number: 5884882
    Abstract: A concave space is formed at a predetermined position of a lower portion of a pedestal for supporting a copy machine or the like. An up switch, a standard position moving switch, and a down switch are arranged. When the up switch is depressed, the pedestal on which the copy machine is placed moves the copy machine upward to a predetermined position. When the down switch is depressed, the pedestal moves downward to a predetermined position. When the standard position moving switch is depressed, the pedestal moves to a standard position. Therefore, a wheelchair user can easily operate the copy machine.
    Type: Grant
    Filed: April 15, 1997
    Date of Patent: March 23, 1999
    Assignee: Canon Kabushiki Kaisha
    Inventors: Minoru Nada, Masaki Takahashi, Yumiko Osawa
  • Pedestal for supporting equipment
    Patent number: 5870647
    Abstract: A concave space is formed at a predetermined position of a lower portion of an apparatus including an image forming means. An up switch, a standard position moving switch, and a down switch are arranged. When the up switch is depressed, the apparatus moves the image forming means upward to a predetermined position. When the down switch is depressed, the image forming means moves downward to a predetermined position. When the standard position moving switch is depressed, the image forming means moves to a standard position. Therefore, a wheelchair user can easily operate the apparatus.
    Type: Grant
    Filed: May 9, 1995
    Date of Patent: February 9, 1999
    Assignee: Canon Kabushiki Kaisha
    Inventors: Minoru Nada, Masaki Takahashi, Yumiko Osawa