Patents by Inventor Fumiya Tabata

Fumiya Tabata 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).

  • Patent number: 6872687
    Abstract: A thermosensitive recording material having at least a thermosensitive recording layer on one surface of a support and a back coat layer on the other surface of the support, wherein the black coat layer includes multiple layers, and an outermost layer of the back coat layer furthest from the support contains polyvinyl alcohol, an inorganic stratiform compound, and an inorganic pigment. According to the thermosensitive recording material curling caused by a change in environment or by application of heat during recording can be prevented and a coefficient of friction of a back coat layer can be regulated to within a predetermined range.
    Type: Grant
    Filed: October 18, 2002
    Date of Patent: March 29, 2005
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Hirokazu Shimada, Fumiya Tabata
  • Patent number: 6667275
    Abstract: The present invention provides a high-quality heat-sensitive recording material which can prevent curling attributed to an environmental change or heating during recording, is free of deformation of the material, and is applicable to a wide variety of fields. The heat-sensitive recording material of the present invention has at least a heat-sensitive recording layer on one side of a support and a back coat layer on the other side, wherein the back coat layer comprises a plurality of layers, and the outermost layer in the back coat layer most remote from the support contains an inorganic lamellar compound and/or polyvinyl alcohol. The inorganic lamellar compound is preferably water-swelling synthetic mica.
    Type: Grant
    Filed: November 13, 2001
    Date of Patent: December 23, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Shojiro Sano, Fumiya Tabata
  • Publication number: 20030114302
    Abstract: A thermosensitive recording material having at least a thermosensitive recording layer on one surface of a support and a back coat layer on the other surface of the support, wherein the back coat layer includes multiple layers, and an outermost layer of the back coat layer furthest from the support contains polyvinyl alcohol, an inorganic stratiform compound, and an inorganic pigment. According to the thermosensitive recording material curling caused by a change in environment or by application of heat during recording can be prevented and a coefficient of friction of a back coat layer can be regulated to within a predetermined range.
    Type: Application
    Filed: October 18, 2002
    Publication date: June 19, 2003
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Hirokazu Shimada, Fumiya Tabata
  • Publication number: 20020091065
    Abstract: The present invention provides a high-quality heat-sensitive recording material which can prevent curling attributed to an environmental change or heating during recording, is free of deformation of the material, and is applicable to a wide variety of fields. The heat-sensitive recording material of the present invention has at least a heat-sensitive recording layer on one side of a support and a back coat layer on the other side, wherein the back coat layer comprises a plurality of layers, and the outermost layer in the back coat layer most remote from the support contains an inorganic lamellar compound and/or polyvinyl alcohol. The inorganic lamellar compound is preferably water-swelling synthetic mica.
    Type: Application
    Filed: November 13, 2001
    Publication date: July 11, 2002
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Shojiro Sano, Fumiya Tabata