Patents by Inventor Osamu Sota

Osamu Sota 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).

  • Paper-feeding device
    Patent number: 4861017
    Abstract: A paper-feeding device which includes a paper-feeding cassette removably located into an image processing apparatus, a locking mechanism for inhibiting extraction of the paper-feeding cassette by engaging with the cassette or a cassette mount, and a locking control device for activating operation of the locking mechanism while a paper-feeding operation is underway. Since the locking control device remains activated while the paper-feeding operation is underway, the operator cannot extract the paper-feeding cassette from the image processing apparatus during a paper-feeding operation.
    Type: Grant
    Filed: October 22, 1987
    Date of Patent: August 29, 1989
    Assignee: Mita Industrial Co., Ltd.
    Inventors: Kiyonori Yamamoto, Osamu Sota, Masahiko Sakae, Yoshinori Makiura, Masahiro Murakami, Toshiyuki Mitsuya