Patents by Inventor Kouji Oe

Kouji Oe 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).

  • Photosensitive image-forming material having a layer of photosensitive polyester modified with chain extender
    Patent number: 4684601
    Abstract: A photosensitive image-forming material having a photosensitive layer, said photosensitive layer comprising a photosensitive resin resulting from the reaction of a hydroxyl-containing polyester precursor composed of dicarboxylic acid units derived from a dicarboxylic acid having a photosensitive unsaturated double bond adjacent to an aromatic ring and glycol units with a chain extender having in the molecule at least two functional groups capable of reacting with the hydroxyl groups of the polyester precursor.
    Type: Grant
    Filed: February 6, 1986
    Date of Patent: August 4, 1987
    Assignee: Dainippon Ink and Chemicals, Inc.
    Inventors: Chiaki Nakamura, Kouji Oe, Tomonobu Muta, Toshiki Sasaki
  • Photosensitive image-forming material having a layer of photosensitive polyester modified with chain extender
    Patent number: 4591545
    Abstract: A photosensitive image-forming material having a photosensitive layer, said photosensitive layer comprising a photosensitive resin resulting from the reaction of a hydroxyl-containing polyester precursor composed of dicarboxylic acid units derived from a dicarboxylic acid having a photosensitive unsaturated double bond adjacent to an aromatic ring and glycol units with a chain extender having in the molecule at least two functional groups capable of reacting with the hydroxyl groups of the polyester precursor.
    Type: Grant
    Filed: January 27, 1984
    Date of Patent: May 27, 1986
    Assignee: Dainippon Ink and Chemicals, Inc.
    Inventors: Chiaki Nakamura, Kouji Oe, Tomonobu Muta, Toshiki Sasaki