Patents by Inventor Ryuzoh Sunaga

Ryuzoh Sunaga 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).

  • Electrophotographic reproducing machine blade cleaning apparatus
    Patent number: 4145137
    Abstract: A blade cleaning apparatus for an electrophotographic reproducing machine including a cleaning apparatus with a system for cyclically separating a doctor blade from an imaging surface, and a blade vibrator for applying vibration to the doctor blade when it is separated from the surface.
    Type: Grant
    Filed: September 6, 1977
    Date of Patent: March 20, 1979
    Assignee: Rank Xerox Limited
    Inventors: Ryuzoh Sunaga, Kunimi Hasegawa