Patents by Inventor Hideo Umezawa

Hideo Umezawa 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).

  • Display device of copying machine
    Patent number: 4725869
    Abstract: A display device for a copying machine, wherein when a special mode such as copying with reduction and duplex copying (copying on both surfaces of a copying paper) is selected, it is judged whether the paper feed cassette set for copying is proper for the mode selected and if so, the paper feed cassette set for copying is displayed, while if not, the applicable paper feed cassettes are displayed successively, and furthermore, the paper size stacked in the paper feed cassette is displayed regardless of whether it is in the metric size system or the inch size system.
    Type: Grant
    Filed: July 1, 1986
    Date of Patent: February 16, 1988
    Assignee: Mita Industrial Co., Ltd.
    Inventors: Hideo Umezawa, Hideyuki Ujihira, Shigeo Kurando, Tetsuji Kajitani, Hiroshi Kajita, Yasuji Sumida