Patents by Inventor Naoya Shibata

Naoya Shibata 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).

  • Publication number: 20090059138
    Abstract: A method of producing organic nanoparticles, comprising: mixing a solution of an organic material dissolved in a good solvent with a solvent that is compatible with the good solvent but is a poor solvent for the organic material, to prepare a dispersion in which the organic material is being formed to organic fine particles of a size in the order of nanometer; wherein the dispersion contains a polymer compound having a weight-average molecular weight of 1,000 or more represented by the following formula (1): wherein R1 represents a (m+n)-valent connecting group; R2 represents a single bond or a divalent connecting group; A1 represents a specific monovalent organic group; when n is two or more, plural A1s may be the same or different; m represents 1 to 8; n represents 2 to 9; m+n is 3 to 10; and P1 represents a polymer compound residue.
    Type: Application
    Filed: November 8, 2006
    Publication date: March 5, 2009
    Inventors: Keisuke Matsumoto, Takayuki Kusano, Yousuke Miyashita, Koreshige Ito, Tomohiro Kodama, Hideaki Ito, Naoya Shibata, Hidenori Takahashi, Haruhiko Yoshino, Tetsu Kamosaki
  • Patent number: 7470763
    Abstract: This invention provides a method to effectively incorporate inorganic fluorescent substance or inorganic contrast medium into latex polymer particles which are used for diagnostic test or the like, and also provides thus produced fluorescent substance-containing latex polymer particles which show decreased non-specific adsorption of protein or the like. Said latex polymer particles are produced by making latex-forming monomer, macromer which has at least a hydrophilic polymer segment and an inorganic fluorescent substance or an inorganic contrast medium co-existent simultaneously in an aqueous medium, and subjecting them to a polymerization reaction.
    Type: Grant
    Filed: December 19, 2003
    Date of Patent: December 30, 2008
    Assignee: Nanocarrier Co., Ltd.
    Inventors: Naoya Shibata, Yukio Nagasaki, Kazunori Kataoka
  • Patent number: 7344828
    Abstract: A silver halide color photographic light-sensitive material having, on a support, a yellow dye-forming light-sensitive silver halide emulsion layer, a magenta dye-forming light-sensitive silver halide emulsion layer and a cyan dye-forming light-sensitive silver halide emulsion layer, and a light-insensitive hydrophilic colloid layer that does not develop a color, wherein a total amount of a hydrophilic binder on the emulsion layer-coating side of the support is 6.0 g/m2 or less, and at least one of said silver halide emulsion layers contains at least one compound selected from metal complexes represented by formula (I) set forth below and a silver halide emulsion of a 90 mole % or more silver chloride content with a silver bromide-containing phase formed in a layer form.
    Type: Grant
    Filed: April 6, 2007
    Date of Patent: March 18, 2008
    Assignee: FUJIFILM Corporation
    Inventors: Naoto Ohshima, Shigeru Shibayama, Naoya Shibata
  • Publication number: 20070178415
    Abstract: A silver halide color photographic light-sensitive material having, on a support, a yellow dye-forming light-sensitive silver halide emulsion layer, a magenta dye-forming light-sensitive silver halide emulsion layer and a cyan dye-forming light-sensitive silver halide emulsion layer, and a light-insensitive hydrophilic colloid layer that does not develop a color, wherein a total amount of a hydrophilic binder on the emulsion layer-coating side of the support is 6.0 g/m2 or less, and at least one of said silver halide emulsion layers contains at least one compound selected from metal complexes represented by formula (I) set forth below and a silver halide emulsion of a 90 mole % or more silver chloride content with a silver bromide-containing phase formed in a layer form.
    Type: Application
    Filed: April 6, 2007
    Publication date: August 2, 2007
    Inventors: Naoto Ohshima, Shigeru Shibayama, Naoya Shibata
  • Patent number: 7226727
    Abstract: A silver halide color photographic light-sensitive material having, on a support, a yellow dye-forming light-sensitive silver halide emulsion layer, a magenta dye-forming light-sensitive silver halide emulsion layer and a cyan dye-forming light-sensitive silver halide emulsion layer, and a light-insensitive hydrophilic colloid layer that does not develop a color, wherein a total amount of a hydrophilic binder on the emulsion layer-coating side of the support is 6.0 g/m2 or less, and at least one of said silver halide emulsion layers contains at least one compound selected from metal complexes represented by formula (I) set forth below and a silver halide emulsion of a 90 mole % or more silver chloride content with a silver bromide-containing phase formed in a layer form.
    Type: Grant
    Filed: November 1, 2005
    Date of Patent: June 5, 2007
    Assignee: FUJIFILM Corporation
    Inventors: Naoto Ohshima, Shigeru Shibayama, Naoya Shibata
  • Patent number: 7166422
    Abstract: Provided is a silver halide color photographic material having at least one yellow-coloring photosensitive silver halide emulsion layer, at least one magenta-coloring photosensitive silver halide emulsion layer, at least one cyan-coloring photosensitive silver halide emulsion layer, and at least one non-photosensitive non-coloring hydrophilic colloid layer on a reflective support, wherein, after being color developed, the reflection density A(?) at a wavelength of ? nm in the non-exposed portion of the material is at most 0.07 at 450 nm, at most 0.09 at 550 nm and at most 0.07 at 650 nm and the mean grain size of the silver halide grains in the yellow-coloring photosensitive silver halide emulsion layer in the material is at most 0.70 ?m.
    Type: Grant
    Filed: May 22, 2002
    Date of Patent: January 23, 2007
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Shinichi Nakahira, Shin Soejima, Hiroyuki Yoneyama, Naoya Shibata, Naoto Ohshima
  • Patent number: 7150962
    Abstract: A method for forming images on a silver halide color photographic photosensitive material having a substrate and photographic structural layers thereon, including at least three silver halide color photosensitive layers having different photosensitive regions, respectively, and at least one non-photosensitive hydrophilic colloid layer, is disclosed. At least one of the photosensitive layers contains 90 mol % or more of silver chloride. Shortly after the silver halide color photographic photosensitive material has been scan-exposed with laser beams, the material is rapid-processed with a low replenishing amount.
    Type: Grant
    Filed: January 18, 2006
    Date of Patent: December 19, 2006
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Naoto Ohshima, Akito Yokozawa, Naoya Shibata
  • Patent number: 7134877
    Abstract: A demonstration system of an electronic equipment. The electronic equipment includes first and second operation units which are arranged on a front panel of the electronic equipment. In the first operation unit, there are provided display device, various operation keys, demonstration key, light receiving part, and opening/closing key. In the second operation unit, there are provided an operation key and a display device. The demonstration key is an input key for giving a command to start a demonstration of the electronic equipment. A display demonstration, in which the display devices are used, and a movable section demonstration, in which the first and the second operation unit are operated, are continuously conducted.
    Type: Grant
    Filed: December 11, 2002
    Date of Patent: November 14, 2006
    Assignee: Pioneer Corporation
    Inventors: Isao Matumoto, Hironori Kobayashi, Norifumi Nishida, Makoto Fukuya, Naoya Shibata, Tetsuya Natori, Kouji Maeda
  • Patent number: 7087365
    Abstract: A method for forming images on a silver halide color photographic photosensitive material having a substrate and photographic structural layers thereon, including, at least three silver halide color photosensitive layers having different photosensitive regions, respectively, and at least one non-photosensitive hydrophilic colloid layer is disclosed. At least one of the photosensitive layers contains 90 mol % or more of silver chloride. Shortly after the silver halide color photographic photosensitive material has been scan-exposed with laser beams, the material is rapid-processed with a low replenishing amount.
    Type: Grant
    Filed: February 13, 2004
    Date of Patent: August 8, 2006
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Naoto Ohshima, Akito Yokozawa, Naoya Shibata
  • Patent number: 7083905
    Abstract: A silver halide color photographic light-sensitive material having, on a support, a yellow dye-forming light-sensitive silver halide emulsion layer, a magenta dye-forming light-sensitive silver halide emulsion layer and a cyan dye-forming light-sensitive silver halide emulsion layer, and a light-insensitive hydrophilic colloid layer that does not develop a color, wherein a total amount of a hydrophilic binder on the emulsion layer-coating side of the support is 6.0 g/m2 or less, and at least one of said silver halide emulsion layers contains at least one compound selected from metal complexes represented by formula (I) set forth below and a silver halide emulsion of a 90 mole % or more silver chloride content with a silver bromide-containing phase formed in a layer form.
    Type: Grant
    Filed: June 30, 2003
    Date of Patent: August 1, 2006
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Naoto Ohshima, Shigeru Shibayama, Naoya Shibata
  • Publication number: 20060138381
    Abstract: This invention provides a method to effectively incorporate inorganic fluorescent substance or inorganic contrast medium into latex polymer particles which are used for diagnostic test or the like, and also provides thus produced fluorescent substance-containing latex polymer particles which show decreased non-specific adsorption of protein or the like. Said latex polymer particles are produced by making latex-forming monomer, macromer which has at least a hydrophilic polymer segment and an inorganic fluorescent substance or an inorganic contrast medium co-existent simultaneously in an aqueous medium, and subjecting them to a polymerization reaction.
    Type: Application
    Filed: December 19, 2003
    Publication date: June 29, 2006
    Inventors: Naoya Shibata, Yukio Nagasaki, Kazunori Kataoka
  • Publication number: 20060115775
    Abstract: A method for forming images on a silver halide color photographic photosensitive material having a substrate and photographic structural layers thereon, including at least three silver halide color photosensitive layers having different photosensitive regions, respectively, and at least one non-photosensitive hydrophilic colloid layer, is disclosed. At least one of the photosensitive layers contains 90 mol % or more of silver chloride. Shortly after the silver halide color photographic photosensitive material has been scan-exposed with laser beams, the material is rapid-processed with a low replenishing amount.
    Type: Application
    Filed: January 18, 2006
    Publication date: June 1, 2006
    Inventors: Naoto Ohshima, Akito Yokozawa, Naoya Shibata
  • Publication number: 20060051711
    Abstract: A silver halide color photographic light-sensitive material having, on a support, a yellow dye-forming light-sensitive silver halide emulsion layer, a magenta dye-forming light-sensitive silver halide emulsion layer and a cyan dye-forming light-sensitive silver halide emulsion layer, and a light-insensitive hydrophilic colloid layer that does not develop a color, wherein a total amount of a hydrophilic binder on the emulsion layer-coating side of the support is 6.0 g/m2 or less, and at least one of said silver halide emulsion layers contains at least one compound selected from metal complexes represented by formula (I) set forth below and a silver halide emulsion of a 90 mole % or more silver chloride content with a silver bromide-containing phase formed in a layer form.
    Type: Application
    Filed: November 1, 2005
    Publication date: March 9, 2006
    Inventors: Naoto Ohshima, Shigeru Shibayama, Naoya Shibata
  • Patent number: 6949334
    Abstract: A method for forming images on a silver halide color photographic photosensitive material having a substrate and photographic structural layers thereon, including, at least three silver halide color photosensitive layers having different photosensitive regions, respectively, and at least one non-photosensitive hydrophilic colloid layer is disclosed. At least one of the photosensitive layers contains 90 mol % or more of silver chloride. Shortly after the silver halide color photographic photosensitive material has been scan-exposed with laser beams, the material is rapid-processed with a low replenishing amount.
    Type: Grant
    Filed: April 14, 2003
    Date of Patent: September 27, 2005
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Naoto Ohshima, Akito Yokozawa, Naoya Shibata
  • Patent number: 6946971
    Abstract: An electronic equipment control system including an electronic equipment body and a remote control terminal for providing an operation instruction to the electronic equipment body. The electronic equipment body has a receiving part for receiving a remote control signal, a movable operation unit for operating the electronic equipment body, a fixed operation unit, and an arranging part for moving the movable operation unit to bring the fixed operation unit into a visually identifiable state. The remote control terminal has input keys for providing the operation instruction, and a sending part for sending operation information input by the input keys.
    Type: Grant
    Filed: December 3, 2002
    Date of Patent: September 20, 2005
    Assignee: Pioneer Corporation
    Inventors: Isao Matumoto, Hironori Kobayashi, Norifumi Nishida, Makoto Fukuya, Naoya Shibata, Tetsuya Natori, Kouji Maeda
  • Patent number: 6881484
    Abstract: A core-shell particle including a signal-generating substance therein, wherein the core-shell particle consists of (1) a core portion substantially made of a water-insoluble polymer compound; and (2) a shell portion substantially made of a water-soluble polymer compound having a reactive functional group, and covering a surface of the core portion in the manner of bristles of a brush; and the core portion and the shell portion are, as a whole, a block copolymer of a water-insoluble polymer and a water-soluble polymer, characterized in that the signal-generating substance is included in the core portion, is disclosed, and a process for producing the same is also disclosed. The core-shell particle including a signal-generating substance therein is useful as a labeling substance in which neither radioisotopes having handling restrictions nor unstable enzymes are required, a high sensitivity superior to fluorescent substances is achieved, and nonspecific absorption does not occur.
    Type: Grant
    Filed: May 30, 2001
    Date of Patent: April 19, 2005
    Assignees: Mitsubishi Kagaku Iatron, Inc., Nanocarrier Co., Ltd.
    Inventors: Kazunori Kataoka, Yukio Nagasaki, Naoya Shibata, Nobuhiro Hoshino
  • Publication number: 20040180302
    Abstract: A method for forming images on a silver halide color photographic photosensitive material having a substrate and photographic structural layers thereon, including, at least three silver halide color photosensitive layers having different photosensitive regions, respectively, and at least one non-photosensitive hydrophilic colloid layer is disclosed. At least one of the photosensitive layers contains 90 mol % or more of silver chloride. Shortly after the silver halide color photographic photosensitive material has been scan-exposed with laser beams, the material is rapid-processed with a low replenishing amount.
    Type: Application
    Filed: February 13, 2004
    Publication date: September 16, 2004
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Naoto Ohshima, Akito Yokozawa, Naoya Shibata
  • Publication number: 20040171771
    Abstract: A core-shell particle including a signal-generating substance therein, wherein the core-shell particle consists of (1) a core portion substantially made of a water-insoluble polymer compound; and (2) a shell portion substantially made of a water-soluble polymer compound having a reactive functional group, and covering a surface of the core portion in the manner of bristles of a brush; and the core portion and the shell portion are, as a whole, a block copolymer of a water-insoluble polymer and a water-soluble polymer, characterized in that the signal-generating substance is included in the core portion, is disclosed, and a process for producing the same is also disclosed.
    Type: Application
    Filed: December 1, 2003
    Publication date: September 2, 2004
    Inventors: Kazunori Kataoka, Yukio Nagasaki, Naoya Shibata, Nobuhiro Hoshino
  • Publication number: 20040171808
    Abstract: A method of bonding a substance to be incorporated into a free terminal of a water-soluble polymer compound chain, characterized by reacting a reactive functional group present at the free terminal of the water-soluble polymer compound chain which is bonded at a binding terminal thereof in the manner of bristles of a brush onto a surface of a base material; with the substance to be incorporated capable of reacting with the reactive functional group; in the presence of a water-soluble polymer compound which promotes the bonding, is disclosed.
    Type: Application
    Filed: December 1, 2003
    Publication date: September 2, 2004
    Inventors: Kazunori Kataoka, Yukio Nagasaki, Naoya Shibata, Nobuhiro Hoshino
  • Publication number: 20040101793
    Abstract: A silver halide color photographic light-sensitive material having, on a support, a yellow dye-forming light-sensitive silver halide emulsion layer, a magenta dye-forming light-sensitive silver halide emulsion layer and a cyan dye-forming light-sensitive silver halide emulsion layer, and a light-insensitive hydrophilic colloid layer that does not develop a color, wherein a total amount of a hydrophilic binder on the emulsion layer-coating side of the support is 6.0 g/m2 or less, and at least one of said silver halide emulsion layers contains at least one compound selected from metal complexes represented by formula (I) set forth below and a silver halide emulsion of a 90 mole % or more silver chloride content with a silver bromide-containing phase formed in a layer form.
    Type: Application
    Filed: June 30, 2003
    Publication date: May 27, 2004
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Naoto Ohshima, Shigeru Shibayama, Naoya Shibata