Patents by Inventor Koichi Agata

Koichi Agata 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).

  • LITHOGRAPHIC PRINTING PLATE SUPPORT AND NEGATIVE PHOTOSENSITIVE LITHOGRAPHIC PRINTING PLATE
    Publication number: 20140283702
    Abstract: The invention provides lithographic printing plate supports that can give lithographic printing plates excellent in all of plate durability, scumming resistance, ink releasability and halftone staining resistance, and also provides such negative photosensitive lithographic printing plates. The lithographic printing plate support includes a hydrophilic layer containing an inorganic filler, the inorganic filler having particle size distribution peaks in the range of 0.2 ?m to less than 0.6 ?m and in the range of 0.6 ?m to less than 1.5 ?m. The negative photosensitive lithographic printing plate includes the support.
    Type: Application
    Filed: October 12, 2012
    Publication date: September 25, 2014
    Inventors: Daisuke Doi, Yukio Okamoto, Koichi Agata, Yukinao Kawamata