Patents by Inventor Harue Ebisawa

Harue Ebisawa 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).

  • Package of ink-jet recording sheets and ink-jet recording method
    Publication number: 20040253394
    Abstract: A package comprising: (i) a plurality of ink-jet recording sheets stacked one on top of the other, wherein each of said ink-jet recording sheet has an ink receptive layer as a top layer; (ii) a protective sheet which is placed on a top ink-jet recording sheet of said plurality of ink-jet recording sheet, said protective sheet having a water-resistant surface, said water-resistant surface facing said ink receptive layer of said top ink-jet recording sheet, wherein said water-resistant surface has a center-line mean roughness (Ra) of 0.2-3 &mgr;m measured based on JIS B 0601 with a reference length of 2.5 mm and a cut-off value of 0.8 mm; and (iii) an envelop sheet surrounding said plurality of ink-jet recording sheets and said protective sheet thereby forming said package.
    Type: Application
    Filed: June 3, 2004
    Publication date: December 16, 2004
    Applicant: Konica Minolta Photo Imaging, Inc.
    Inventors: Harue Ebisawa, Yukako Taka
  • Ink-jet recording sheet
    Patent number: 6432550
    Abstract: An ink-jet recording sheet is disclosed. The recording sheet comprises ink absorption layers containing a cationic substance on both sides of a support having an opacity of not less than 94% according to JIS P 8138.
    Type: Grant
    Filed: July 10, 2000
    Date of Patent: August 13, 2002
    Assignee: Konica Corporation
    Inventors: Keiji Ohbayashi, Harue Ebisawa
  • Thermal transfer recording medium
    Patent number: 5273808
    Abstract: There is disclosed a thermal transfer recording medium having excellent resistance to solvent, heat and rubbing. The recording medium has a transfer layer consisting of plural layers and at least one of the plural layers contains a thermoplastic resin having a glass transition point of 120.degree. C. or higher.
    Type: Grant
    Filed: September 24, 1990
    Date of Patent: December 28, 1993
    Assignee: Konica Corporation
    Inventors: Shigeru Mano, Sota Kawakami, Kouji Nishizaki, Harue Ebisawa
  • Thermal transfer recording medium
    Patent number: 5084330
    Abstract: A thermal transfer recording medium comprising a support having thereon a first heat softening layer and a second softening layer is disclosed. In the medium the first softening layer contains a heat-fusible substance, and the second heat softening layer contains a resin having a melt index value of 2-1500.
    Type: Grant
    Filed: May 17, 1989
    Date of Patent: January 28, 1992
    Assignee: Konica Corporation
    Inventors: Kunihiro Koshizuka, Toshiaki Tezuka, Harue Ebisawa, Takao Abe
  • Thermal transfer recording medium and its manufacturing method
    Patent number: 4927693
    Abstract: A thermal transfer recording medium having an anchor layer containing a resin component and carbon black between a thermally fusible colorant layer and a support and its manufacturing method are disclosed.
    Type: Grant
    Filed: January 23, 1989
    Date of Patent: May 22, 1990
    Assignee: Konica Corporation
    Inventors: Kunihiro Koshizuka, Toshiaki Tezuka, Takao Abe, Harue Ebisawa