Patents by Inventor Shuji Kigawa

Shuji Kigawa 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).

  • Original document inserting device for copying apparatus
    Patent number: 4523752
    Abstract: An apparatus is provided for successive copying of documents stacked on an automatic feeder or individual documents fed through a discretionary feed. Insertion of a document into the discretionary feeder temporarily halts feeding from the stack by the automatic feeder.
    Type: Grant
    Filed: July 15, 1983
    Date of Patent: June 18, 1985
    Assignee: Konishiroku Photo Industry Co., Ltd.
    Inventors: Shuji Kigawa, Eiji Otake