Patents by Inventor Yasuhiro Hashimoto

Yasuhiro Hashimoto 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: 8734999
    Abstract: Provided are a substrate on which carbon nanotubes each having one end connected to the substrate can be formed at a high synthetic rate and from which the carbon nanotubes are less likely to be peeled off. The substrate is a substrate for forming the carbon nanotubes and includes a buffer layer 13 formed on at least one of surfaces of a substrate main body 14 and containing aluminum atoms and fluorine atoms. The carbon nanotube complex includes the substrate and a plurality of carbon nanotubes 11 each having one end connected to a surface of the buffer layer 13.
    Type: Grant
    Filed: February 14, 2011
    Date of Patent: May 27, 2014
    Assignee: Panasonic Corporation
    Inventors: Takuma Asari, Hironori Kumagai, Shigeo Hayashi, Yasuhiro Hashimoto, Naoki Yoshikawa, Takashi Okada
  • Publication number: 20140093773
    Abstract: Disclosed herein is an electrode for energy devices such as electric double layer capacitors, which includes conductive fibers made of carbon, such as carbon nanotubes, as an electrode active material and has a high capacitance. The electrode for energy devices includes a current collector and a plurality of conductive fibers (e.g., carbon nanotubes) provided to stand on a surface of the current collector so that their one ends are electrically connected to the surface of the current collector, wherein the conductive fibers are made of carbon and have carboxyl group-containing functional groups or oxo group-containing functional groups and hydroxyl group-containing functional groups attached thereto. The conductive fibers preferably carry a quinone group-containing compound.
    Type: Application
    Filed: May 24, 2012
    Publication date: April 3, 2014
    Inventors: Yasuhiro Hashimoto, Takuma Asari, Shigeo Hayashi, Hironori Kumagai
  • Patent number: 8680209
    Abstract: The present invention provides a method for producing a stabilized fluoropolymer which comprises producing the stabilized fluoropolymer by subjecting a treatment target substance containing a sulfonic-acid-derived-group-containing fluoropolymer to a fluorination treatment, wherein the sulfonic-acid-derived-group-containing fluoropolymer is a fluoropolymer containing —SO3M (in which M represents H, NR1R2R3R4 or M11/L; R1, R2, R3 and R4 are the same or different and each represents H or an alkyl group containing 1 to 4 carbon atoms; and M1 represents an L-valent metal), and the treatment target substance has a moisture content of not higher than 500 ppm by mass.
    Type: Grant
    Filed: October 18, 2012
    Date of Patent: March 25, 2014
    Assignees: Daikin Industries, Ltd., Asahi Kasei E-Materials Corporation
    Inventors: Eiji Honda, Hideki Iijima, Yasuhiro Hashimoto, Tadashi Ino, Tadaharu Isaka, Masahiro Kondo
  • Patent number: 8652737
    Abstract: A toner which has i) toner base particles containing at least a binder resin and a colorant and ii) a fatty acid metal salt composition as an external additive. The fatty acid metal salt composition contains a nonionic surface-active agent and a fatty acid metal salt. This toner and an image forming process making use of the toner can keep the toner from adhering to a toner carrying member throughout running, promise a stable chargeability of the toner and can keep any deterioration of halftone image quality from being caused by excess charging of the toner and any image fog from being caused by insufficient charging of the toner.
    Type: Grant
    Filed: November 6, 2008
    Date of Patent: February 18, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Satoshi Handa, Naoya Isono, Katsuyuki Nonaka, Koji Abe, Yasuhiro Hashimoto, Akira Sugiyama, Yuhei Terui
  • Patent number: 8634100
    Abstract: An image forming apparatus is disclosed, in which the index data of a document data is detected, and based on the particular index data, the contents of each index are displayed. Based on this display, an index is selected and the portion of the document data corresponding to the selected index is printed.
    Type: Grant
    Filed: July 12, 2006
    Date of Patent: January 21, 2014
    Assignee: Konica Minolta Business Technologies, Inc.
    Inventor: Yasuhiro Hashimoto
  • Patent number: 8609346
    Abstract: It is an object of the present invention to detect a change in the metabolism of a glycoprotein having an ?2,6-sialyl residue, which is contained in blood, so as to provide an agent and a method for diagnosing sporadic Alzheimer's disease. The present invention provides an agent for diagnosing Alzheimer's disease, which comprises lectin used for detecting an ?2,6-sialyl residue-containing glycoprotein.
    Type: Grant
    Filed: May 11, 2006
    Date of Patent: December 17, 2013
    Assignee: Riken
    Inventors: Shinobu Kitazume, Ritsuko Oka, Yasuhiro Hashimoto, Tamao Endo, Makoto Higuchi, Hiroyuki Arai, Takaomi Saido, Keiko Sato
  • Patent number: 8574805
    Abstract: An object of the present invention is to provide a toner in which the problems in the techniques described are solved. That is, the object is to provide a toner which has an excellent charging characteristic regardless of the environment and which achieves high image quality over a long period of time. A toner includes toner particles including at least a binder resin, a colorant, and a wax, and at least one inorganic fine powder, the toner being characterized in that, in a thermally stimulated current spectrum of the toner measured with a thermally stimulated current measurement apparatus, the thermally stimulated current spectrum of the toner has a specific shape.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: November 5, 2013
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yuhei Terui, Katsuyuki Nonaka, Koji Abe, Yasuhiro Hashimoto, Naoya Isono, Akira Sugiyama
  • Publication number: 20130244165
    Abstract: A toner is provided that, even in a small amount thereof, gives a satisfactory image density and that is free of image problems, e.g., fogging and offset resistance, even during long-term use and in a high-temperature, high-humidity environment. The toner contains a binder resin, a pigment, and a prescribed azo compound wherein, designating as (A) the solubility of the azo compound in a toluene-hexane solubility test and as (B) the solubility of the binder resin constituting the toner in the toluene-hexane solubility test, the (A) and the (B) satisfy the relationship |(B)?(A)|?60.
    Type: Application
    Filed: February 26, 2013
    Publication date: September 19, 2013
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Yasuhiro Hashimoto, Takayuki Toyoda, Masashi Kawamura, Naotaka Ikeda, Hidekazu Fumita, Emi Watanabe, Yuhei Terui
  • Patent number: 8531818
    Abstract: An electric double layer capacitor 200 is configured such that a positive electrode 206, a separator 205, and a negative electrode 207 stacked in this order are contained in a container, and a portion between the positive electrode 206 and the negative electrode 207 is filled with an electrolytic solution. A polar plate of one or each of the positive electrode 206 and the negative electrode 207 includes a current collector 201, 203 and a plurality of electrically-conductive fine fibers 202, 204 formed and standing on a surface of the current collector such that one end of each of the fine fibers is electrically connected to the surface of the current collector. A surface of the polar plate is covered with the separator 205, the surface corresponding to the surface of the current collector. The polar plate and the separator 205 are pressure bonded to be integrated with each other.
    Type: Grant
    Filed: November 6, 2009
    Date of Patent: September 10, 2013
    Assignee: Panasonic Corporation
    Inventors: Yasuhiro Hashimoto, Takuma Asari, Hironori Kumagai, Shigeo Hayashi
  • Publication number: 20130203184
    Abstract: The present invention provides a method of detecting soluble amyloid ? precursor protein 770? derived from vascular endothelial cell, comprising the following steps: (1) a step of contacting a biological sample derived from a test subject suspected of having a disease accompanied by accumulation of amyloid ? peptide with an antibody recognizing soluble amyloid ? precursor protein ? or an amyloid ? precursor protein 770-specific antibody; and (2) a step of detecting soluble amyloid ? precursor protein 770? in the complex formed in step (1).
    Type: Application
    Filed: July 29, 2011
    Publication date: August 8, 2013
    Applicant: RIKEN
    Inventors: Shinobu Kitazume, Naoyuki Taniguchi, Yuriko Tachida, Takaomi Saido, Yasuhiro Hashimoto, Takashi Honda
  • Patent number: 8497054
    Abstract: Provided is a toner in which faulty transfer under an extremely-low-temperature, low-humidity environment hardly occurs, including toner particles and a zeolite as an external additive, in which a ratio of the alminium atoms to a total of the silicon atoms and the aluminium atoms contained in the zeolite is 0.2 to 24.0%.
    Type: Grant
    Filed: October 20, 2010
    Date of Patent: July 30, 2013
    Assignee: Canon Kabushiki Kaisha
    Inventors: Akira Sugiyama, Katsuyuki Nonaka, Koji Abe, Yasuhiro Hashimoto, Naoya Isono, Yuhei Terui
  • Patent number: 8440382
    Abstract: A method of stably producing a toner is provided. This method provides a long-term stabilization of material dispersion in a colorant-dispersed solution and inhibits segregation of the material and provides a more microfine and more uniform dispersion of the colorant in the toner, and moreover produces a toner that has a sharp toner particle diameter distribution. This method of producing toner has at least a colorant dispersion step of obtaining a colorant-dispersed solution by dispersing a pigment-containing colorant in a liquid mixture that contains the colorant and a dissolved resin solution or a polymerizable monomer, wherein the liquid mixture contains a nonionic surfactant and the nonionic surfactant has at least an oxyalkylene group and has a hydrophile-lipophile balance value (HLB value) of 9.0 or more and 17.0 or less.
    Type: Grant
    Filed: June 3, 2011
    Date of Patent: May 14, 2013
    Assignee: Canon Kabushiki Kaisha
    Inventors: Naoya Isono, Katsuyuki Nonaka, Yasuhiro Hashimoto, Akira Sugiyama, Yuhei Terui
  • Patent number: 8367289
    Abstract: A toner is provided which is excellent in development stability in both a low-temperature, low-humidity environment and a high-temperature, high-humidity environment over a long time period. The toner includes toner particles containing at least a binder resin and a colorant, and a fatty acid metal salt. The fatty acid metal salt has a volume-based median diameter (D50s) of 0.15 ?m or more and 0.65 ?m or less, and the liberation ratio of the fatty acid metal salt in the toner is 1.0% or more and 25.0% or less.
    Type: Grant
    Filed: February 24, 2009
    Date of Patent: February 5, 2013
    Assignee: Canon Kabushiki Kaisha
    Inventors: Naoya Isono, Satoshi Handa, Katsuyuki Nonaka, Koji Abe, Yasuhiro Hashimoto, Akira Sugiyama, Yuhei Terui
  • Publication number: 20120315574
    Abstract: A toner is provided that exhibits a high long-term image stability even during high-speed printing and that also exhibits an excellent environmental stability. The toner comprises a binder resin, a colorant, and a nonionic surfactant, wherein the nonionic surfactant has an oxyethylene group (EO) and an oxypropylene group (PO) and has a ratio of the number of moles of the oxypropylene group to the number of moles of the oxyethylene group (PO/EO) of at least 0.01 and not more than 5.00; and when A (?g/g) is defined as a nonionic surfactant content on the surface of the toner that can be extracted by methanol from 1 g of the toner and B (m2/g) is defined as a theoretical specific surface area determined from a toner particle diameter distribution obtained by a precision particle diameter distribution analyzer that operates based on an aperture electrical resistance method, a ratio A/B is at least 100 ?g/m2 and not more than 9000 ?g/m2.
    Type: Application
    Filed: May 12, 2011
    Publication date: December 13, 2012
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Katsuyuki Nonaka, Yasuhiro Hashimoto, Naoya Isono, Akira Sugiyama, Yuhei Terui
  • Patent number: 8277967
    Abstract: The present invention provides an energy device including a carbon nanotube electrode which prevents a carbon nanotube from peeling from an electric conductor. The energy device includes rolled electrode bodies, wherein at least one of the electrode bodies is formed such that a carbon nanotube layer is formed on the electric conductor, and concave regions are formed in a stripe shape on the carbon nanotube layer so as to extend in a direction parallel to a roll axis.
    Type: Grant
    Filed: January 22, 2008
    Date of Patent: October 2, 2012
    Assignee: Panasonic Corporation
    Inventors: Takuma Asari, Toshiya Yokogawa, Shigeo Hayashi, Yasuhiro Hashimoto, Hironori Kumagai
  • Patent number: 8247147
    Abstract: A toner including toner particles containing at least a binder resin and a colorant. The binder resin is a vinyl-based resin. The toner contains a THF insoluble matter in a quantity of 0.0 mass % or more to less than 16.0 mass %. The toner has a main peak in a molecular weight domain Dr1 ranging from 5,000 to 80,000 in measurement of THF soluble matter of the toner with a gel permeation chromatogram (GPC)-differential refractive index detector (RI), and the toner has a main peak in a molecular weight domain Dm1 ranging from 10,000 to 120,000 and at least one peak in a molecular weight domain Dm2 ranging from 300,000 to 7,000,000 in the GPC-RI measurement in measurement with a GPC-multi-angle laser light scattering detector (MALLS).
    Type: Grant
    Filed: June 25, 2007
    Date of Patent: August 21, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventors: Koji Abe, Shinya Yachi, Satoshi Handa, Kazumi Yoshizaki, Emi Tosaka, Yasuhiro Hashimoto, Nobuhisa Abe, Yushi Mikuriya
  • Patent number: 8192907
    Abstract: A toner including toner particles containing at least a binder resin and a colorant. The binder resin is a vinyl-based resin. The toner contains a THF insoluble matter in a quantity of 0.0 mass % or more to less than 16.0 mass %. The toner has a main peak in a molecular weight domain Dr1 ranging from 5,000 to 80,000 in measurement of THF soluble matter of the toner with a gel permeation chromatogram (GPC)-differential refractive index detector (RI), and the toner has a main peak in a molecular weight domain Dm1 ranging from 10,000 to 120,000 and at least one peak in a molecular weight domain Dm2 ranging from 300,000 to 7,000,000 in the GPC-RI measurement in measurement with a GPC-multi-angle laser light scattering detector (MALLS).
    Type: Grant
    Filed: June 25, 2007
    Date of Patent: June 5, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventors: Koji Abe, Shinya Yachi, Satoshi Handa, Kazumi Yoshizaki, Emi Tosaka, Yasuhiro Hashimoto, Nobuhisa Abe, Yushi Mikuriya
  • Patent number: 8151572
    Abstract: An object of the present invention is to provide a method of starting and stopping a gas turbine and a start-and-stop control device, which are capable of solving a problem of a failure in normally igniting a fuel gas due to a purge gas (nitrogen gas) remaining in a fuel gas pipe and thereby igniting the fuel gas stably.
    Type: Grant
    Filed: September 19, 2007
    Date of Patent: April 10, 2012
    Assignee: Mitsubishi Heavy Industries, Ltd.
    Inventors: Satoshi Tanaka, Hiroshi Tanabe, Yasuhiro Hashimoto
  • Publication number: 20120057222
    Abstract: A single crystal of magnesium fluoride having a large diameter and excellent optical properties such as internal transmittance and long term laser durability, and suited for use as optical elements for exposing apparatus. The single crystal of magnesium fluoride is of a cylindrical shape having a straight body portion of a diameter of not smaller than 10 cm, has an internal transmittance of at least 85%/cm at 120 nm and at least 98%/cm at 193 nm and has, desirably, an induced absorption of not larger than 0.0030 absorption/cm at 255 nm and, particularly desirably, not larger than 0.0010 absorption/cm. at 255 nm immediately after the irradiation with 2 million shorts of an ArF excimer laser of an energy density of 30 mJ/cm2 and 2000 Hz. The invention further provides an optical element for optical lithography comprising the single crystal and an optical member for vacuum ultraviolet ray transmission comprising the single crystal.
    Type: Application
    Filed: September 3, 2010
    Publication date: March 8, 2012
    Inventors: Yasuhiro HASHIMOTO, Masao Ariyuki, Naoto Mochizuki, Tsuguo Fukuda
  • Publication number: 20120028123
    Abstract: Provided are a substrate on which carbon nanotubes each having one end connected to the substrate can be formed at a high synthetic rate and from which the carbon nanotubes are less likely to be peeled off. The substrate is a substrate for forming the carbon nanotubes and includes a buffer layer 13 formed on at least one of surfaces of a substrate main body 14 and containing aluminum atoms and fluorine atoms. The carbon nanotube complex includes the substrate and a plurality of carbon nanotubes 11 each having one end connected to a surface of the buffer layer 13.
    Type: Application
    Filed: February 14, 2011
    Publication date: February 2, 2012
    Inventors: Takuma Asari, Hironori Kumagai, Shigeo Hayashi, Yasuhiro Hashimoto, Naoki Yoshikawa, Takashi Okada