Patents by Inventor Ikuo Sawaguchi

Ikuo Sawaguchi 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 apparatus and cleaning method of blanket of printing press
    Patent number: 4986182
    Abstract: A cleaning apparatus of a blanket of a printing press has a cleaning cloth, a take-up roller of the cleaning cloth, a press device for pressing the cleaning cloth to the surface of a blanket cylinder to be cleaned, and rewinding device for rewinding the used cleaning cloth from the take-up roller to the supply roll for use in the following cleaning cycle. Cleaning is carried out while the cleaning cloth is being supplied from the supply roll to the take-up roller, and part of the used cleaning cloth is rewound after this cleaning cycle is completed by rotating reversely the supply roll and is used again during part of the next cleaning cycle.
    Type: Grant
    Filed: November 25, 1988
    Date of Patent: January 22, 1991
    Assignee: Nikka Kabushiki Kaisha
    Inventors: Ikuo Sawaguchi, Kiyonobu Omi