Patents by Inventor Takashi Morikawa

Takashi Morikawa 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: 10316249
    Abstract: A method for producing a ?-sialon fluorescent material superior in light emitting luminance is provided. The method includes heat-treating a first mixture containing an aluminum compound, a europium compound, and a first silicon oxynitride compound to obtain a first heat-treated product, and heat-treating a second mixture containing the first heat-treated product, an aluminum compound, a europium compound, and a second silicon oxynitride compound, which has a larger oxygen content than the first silicon oxynitride compound, to obtain a second heat-treated product.
    Type: Grant
    Filed: May 26, 2016
    Date of Patent: June 11, 2019
    Assignee: NICHIA CORPORATION
    Inventors: Motoharu Morikawa, Kenichi Aoyagi, Takashi Kaide, Shoji Hosokawa
  • Publication number: 20190111613
    Abstract: A three-dimensional shaped article has a sea-island structure including a cured object of a first shaping ink, which contains a hydrophobic resin, and a cured object of a second shaping ink, which contains a hydrophilic resin.
    Type: Application
    Filed: September 17, 2018
    Publication date: April 18, 2019
    Applicant: FUJI XEROX CO., LTD.
    Inventor: Takashi MORIKAWA
  • Publication number: 20170266889
    Abstract: A three dimension forming apparatus includes a model material ejection unit that ejects a model material, a support material ejection unit that ejects a support material, and a controller that controls the model material ejection unit and the support material ejection unit such that the model material and the support material are arranged as a support structure in an arrangement pattern containing the model material and the support material, the support structure supporting or protecting a three-dimensional structure to be formed by the model material.
    Type: Application
    Filed: August 1, 2016
    Publication date: September 21, 2017
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Tomonari TAKAHASHI, Takashi MORIKAWA
  • Publication number: 20170240751
    Abstract: A three-dimension forming support material for ink jet includes a warm water-soluble radiation curable compound that exhibits solubility in warm water of at least 40° C. to 90° C. after the compound is cured; and at least one polyglycerin compound selected from the group consisting of fatty acid esters of polyglycerin, ethylene oxide adducts of polyglycerin, and propylene oxide adducts of polyglycerin.
    Type: Application
    Filed: July 28, 2016
    Publication date: August 24, 2017
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Takashi MORIKAWA, Takashi OYANAGI, Naoki HIJI
  • Patent number: 9701066
    Abstract: Provided is a curing agent for a three-dimensional shaped product including a compatible material that is compatible with a molded article forming agent for forming a three-dimensional shaped product, and a curing material that cures the molded article forming agent.
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: July 11, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Takehito Hikichi, Naoki Hiji, Takashi Morikawa
  • Patent number: 9701816
    Abstract: A three-dimension forming material includes a radiation curable compound and a benzotriazole derivative.
    Type: Grant
    Filed: January 4, 2016
    Date of Patent: July 11, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Takashi Morikawa, Takashi Oyanagi
  • Publication number: 20170066197
    Abstract: A method of preparing a three-dimensional structure, includes forming a structure made of a cured product of a three-dimension forming material, forming a support portion which supports at least a part of the structure and includes a gas generating component at least at a site which contacts with the structure, generating a gas in the support portion, the gas being derived from the gas generating component, and removing the support portion from the structure.
    Type: Application
    Filed: January 15, 2016
    Publication date: March 9, 2017
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Takashi MORIKAWA, Takashi OYANAGI, Toshitake YUI
  • Publication number: 20170029613
    Abstract: A three-dimension forming material includes a radiation curable compound and has a total concentration of a magnesium ion and a calcium ion of 50 ppm or less, a concentration of an alkali metal ion of 100 ppm or less, and a concentration of a fatty acid compound of 50 ppm or less.
    Type: Application
    Filed: April 15, 2016
    Publication date: February 2, 2017
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Takashi OYANAGI, Takashi MORIKAWA, Toshitake YUI
  • Publication number: 20170015934
    Abstract: An oil-based release agent of the present invention contains a petroleum-based hydrocarbon solvent (a) and a high temperature adhesive (b), is applied to a metal die used for die casting or casting, has high adhesion and high lubricity even with respect to a metal die at a high temperature particularly of 300° C. or higher, and can prevent seizure. In addition, the present invention provides a method for applying the oil-based release agent of the present invention by controlling an adhesion amount thereof by micronization and speed-control thereof with respect to a metal die at a high temperature, and an electrostatic application method.
    Type: Application
    Filed: January 30, 2015
    Publication date: January 19, 2017
    Applicants: AOKI SCIENCE INSTITUTE CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA, MEC INTERNATIONAL CO., LTD.
    Inventors: Hiroaki KOMATSUBARA, Masanao KOBAYASHI, Toshiaki SHIMIZU, Ikuo YAMAUCHI, Takashi MORIKAWA, Eiji TABATA, Fumio KAWAHARA, Yuzo MATSUDA
  • Publication number: 20170009059
    Abstract: A three-dimension forming material includes a radiation curable compound and a benzotriazole derivative.
    Type: Application
    Filed: January 4, 2016
    Publication date: January 12, 2017
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Takashi Morikawa, Takashi Oyanagi
  • Publication number: 20160257076
    Abstract: Provided is a curing agent for a three-dimensional shaped product including a compatible material that is compatible with a molded article forming agent for forming a three-dimensional shaped product, and a curing material that cures the molded article forming agent.
    Type: Application
    Filed: July 23, 2015
    Publication date: September 8, 2016
    Inventors: Takehito HIKICHI, Naoki HIJI, Takashi MORIKAWA
  • Publication number: 20160215135
    Abstract: A three-dimension forming support material includes a photocurable compound that contains an urethane (meth)acrylate and a non-photocurable polymer having a hydroxyl value of 60 mgKOH/g to 300 mgKOH/g.
    Type: Application
    Filed: July 23, 2015
    Publication date: July 28, 2016
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Takashi MORIKAWA, Takashi OYANAGI, Hiroshi INOUE, Jun KAWAHARA
  • Patent number: 9152005
    Abstract: A particle dispersion for display includes color particles for display that move in response to an electric field and include first color particles and second color particles; and a dispersion medium that disperses the color particles for display, in which the second color particles have a larger particle diameter than a particle diameter of the first color particles and the same charging characteristic as a charging characteristic of the first color particles, and in the color particles for display, a ratio (Cs/Cl) of a charge amount Cs of the first color particles per unit area of display to a charge amount Cl of the second color particles per unit area of display is less than or equal to 5.
    Type: Grant
    Filed: April 26, 2013
    Date of Patent: October 6, 2015
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Takashi Morikawa, Naoki Hiji, Yasuo Yamamoto, Daisuke Nakayama, Mieko Seki, Hiroaki Moriyama, Ryota Mizutani, Masaaki Abe, Nami Tokunaga, Chikara Manabe, Jun Cao
  • Patent number: 8988361
    Abstract: A writing apparatus includes: a voltage application unit that applies a voltage to a display medium whose display changes according to an irradiation of light and an applied voltage; an optical output unit that irradiates light toward the display medium; and a controller that (i) receives a position signal that has been output from an apparatus upon contact with an input device, the position signal indicating a position of the contact with the input device, (ii) specifies, based on the received position signal, a position on the display medium at which a display is to be changed, and (iii) controls the optical output unit so that light is irradiated toward the specified position on the display medium for a predetermined time period.
    Type: Grant
    Filed: August 3, 2009
    Date of Patent: March 24, 2015
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Haruo Harada, Taijyu Gan, Hiroshi Arisawa, Yasunori Okano, Chisato Urano, Takashi Morikawa, Atsushi Hirano
  • Publication number: 20140104675
    Abstract: A particle dispersion for display includes color particles for display that move in response to an electric field and include first color particles and second color particles; and a dispersion medium that disperses the color particles for display, in which the second color particles have a larger particle diameter than a particle diameter of the first color particles and the same charging characteristic as a charging characteristic of the first color particles, and in the color particles for display, a ratio (Cs/Cl) of a charge amount Cs of the first color particles per unit area of display to a charge amount Cl of the second color particles per unit area of display is less than or equal to 5.
    Type: Application
    Filed: April 26, 2013
    Publication date: April 17, 2014
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Takashi Morikawa, Naoki Hiji, Yasuo Yamamoto, Daisuke Nakayama, Mieko Seki, Hiroaki Moriyama, Ryota Mizutani, Masaaki Abe, Nami Tokunaga, Chikara Manabe, Jun Cao
  • Patent number: 8400432
    Abstract: A writing device includes: a voltage application unit that applies a voltage to a display medium including a first display layer, second display layer and a photoconductive layer; a first obtaining unit that obtains image data showing an original image; a controller that controls the voltage application unit and the irradiating unit to cause the display medium to show an overlapped image including the obtained original image and an overwritten image overwritten on the original image, the overwritten image including a point corresponding to the location shown by the location information stored in the storage unit.
    Type: Grant
    Filed: November 13, 2009
    Date of Patent: March 19, 2013
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Taijyu Gan, Hiroshi Arisawa, Haruo Harada, Takashi Morikawa, Chisato Urano, Yasunori Okano, Atsushi Hirano
  • Publication number: 20130023574
    Abstract: Provided are a method for generating a data set for integrated proteomics analysis, whereby expression level variations of both of proteins and genes can be integrally united together and, moreover, highly accurate and appropriate analysis results can be obtained compared with the existing cases where the expression variation amount of proteins or genes is singly analyzed, an integrated proteomics analysis method, a method for identifying a protein causative of a disease or the like using these methods, and a method of using the same???.
    Type: Application
    Filed: March 31, 2011
    Publication date: January 24, 2013
    Applicant: National University Corporation Kumamoto University
    Inventors: Norie Araki, Souhei Mizuguchi, Daiki Kobayashi, Nobuyuki Tsubota, Takashi Morikawa, Junichi Kuratsu, Masayo Wilson Morifuji
  • Patent number: 8344244
    Abstract: A solar cell includes a p-type semiconductor substance, and an n-type semiconductor substance. The p-type semiconductor substance and the n-type semiconductor substance form a pn junction or a pin junction, and the p-type semiconductor substance or the n-type semiconductor substance includes a structure film having a plurality of carbon nanotubes electrically connected to each other.
    Type: Grant
    Filed: March 11, 2011
    Date of Patent: January 1, 2013
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Kei Shimotani, Chikara Manabe, Takashi Morikawa
  • Patent number: 8334949
    Abstract: An optical recording display medium comprises: a display layer whose display changes according to an applied voltage; a photoconductive layer that is provided opposing the display layer and changes a voltage applied to the display layer according to irradiated light; and a selective transmission layer that is provided on a light path to where light irradiated toward the photoconductive layer arrives at the photoconductive layer, and whose transmissivity with respect to the irradiated light increases as an intensity of the irradiated light increases.
    Type: Grant
    Filed: August 13, 2009
    Date of Patent: December 18, 2012
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Takashi Morikawa, Hiroshi Arisawa, Haruo Harada, Chisato Urano, Yasunori Okano, Atsushi Hirano, Taijyu Gan
  • Patent number: 8325283
    Abstract: A recording device includes: a voltage application unit that applies a voltage exceeding a first threshold value to a display medium; a photosensitive layer in which an impedance changes depending on an irradiated light; and a light irradiation unit that irradiates light of a first intensity that changes the impedance of the display medium at the approximately same time as when the voltage is applied by the voltage application unit and, and when the voltage is no longer applied by the voltage application unit, irradiates light that has a second intensity lower than the first intensity and that damps the residual voltage to the second threshold value or below within a length of time equal to or less than the third threshold value.
    Type: Grant
    Filed: November 2, 2009
    Date of Patent: December 4, 2012
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Atsushi Hirano, Taijyu Gan, Haruo Harada, Takashi Morikawa, Chisato Urano, Yasunori Okano, Hiroshi Arisawa