Patents by Inventor Masahiro Katahira

Masahiro Katahira 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).

  • Cleaning device, process cartridge and image formation apparatus
    Publication number: 20080075499
    Abstract: The present invention provides a cleaning device including a cleaning member that cleans a surface of a rotating cylindrical element to be cleaned, and whose length in a longitudinal direction is longer than a length of the maximum operating region of the element to be cleaned, a length of a contact part of the cleaning member at which the cleaning member contacts with the element to be cleaned being shorter than the length in the longitudinal direction of the cleaning member, and the contact part being moved in the longitudinal direction of the element to be cleaned.
    Type: Application
    Filed: April 2, 2007
    Publication date: March 27, 2008
    Inventors: Osamu Handa, Masahiro Katahira